Al-Naqbi, A.K. & Alshannag, Q. (2018). The status of education for sustainable development and sustainability knowledge, attitudes, and behaviors of UAE University students. International Journal of Sustainability in Higher Education, 19(3), 566-588. doi: 10.1108/IJSHE-06-2017-0091
Artino, A.R.J., La Rochelle, J.S., Dezee, K.J., & Gehlbach, H. (2014). Developing questionnaires for educational research: AMEE Guide No. 87. Medical Teacher, 36(6), 463–474. doi:10.3109/0142159X.2014.889814
Collomb, J. (May 03, 2018). 7 key points for asking the right questions in your questionnaires. Retrieved from https://www.myfeelback.com/en/blog/7-key-points-for-asking-the-right-questions-in-yourquestionnaires
Hanifah Mahat & Shaharudin Idrus. (2016). Education for sustainable development in Malaysia: A study of teacher and student awareness. Malaysian Journal of Society and Space, 12(6), 77 - 88.
McLeod, S. (2019). Likert scale definition, examples and analysis. Retrieved from https://www.simplypsychology.org/likert-scale.html
Melles, G. (2019). Survey study on attitudes to multi-dimensional sustainable development with U.K. MSc students. Social Sciences, 8(3), 7. doi:10.3390/socsci8030075
Michalos, A. C., Creech, H., McDonald, C. & Kahlke, P. (2009). Measuring knowledge, attitudes and behaviours towards sustainable development: Two exploratory studies. Manitoba, Canada:International Institute for Sustainable Development.
Mora, M. (November 05, 2016). Survey tips: 10 key things to consider when designing surveys. Retrieved from https://www.surveygizmo.com/resources/blog/designing-surveys/
Norizan Esa. (2010). Environmental knowledge, attitude and practices of student teachers. International Research in Geographical and Environmental Education, 19(1), 39-50. doi: 10.1080/10382040903545534
Surbhi, S. (October 28, 2017). Difference between attitude and behavior. Retrieved from https://keydifferences.com/difference-between-attitude-and-behavior.html
United Nations Educational, Scientific and Cultural Organization (UNESCO). (n.d.). Global Action Programme on Education for Sustainable Development (2015-2019). Retrieved from https://en.unesco.org/globalactionprogrammeoneducation WWF-Malaysia. (n.d.). Education for Sustainable Development (ESD). Retrieved from http://www.wwf.org.my/about_wwf/what_we_do/education_for_sustainable_development__esd_/
Zakri Abdul Hamid. (June 04, 2019). Revisiting education for sustainable development. Retrieved from https://www.nst.com.my/opinion/columnists/2019/06/493960/revisiting-education-sustainabledevelopment