Author:
Winarni Leni,Dienda Roqsunissa
Reference14 articles.
1. Zero as a Special Price: The True Value of Free Products
2. Cialdini, R. B., Influence: Science and Practice, 5 ed. (Boston, Massachusetts: Pearson, 2009)
3. The IKEA effect: When labor leads to love
4. Whitney A. Bauman, ed. Grounding Religion: A Field Guide to the Study of Religion and Ecology (Taylor and Francis Group, 2017)
5. CL. Harper, “Religion and Environmentalism,” Journal of Religion and Society, The Kripke Center, Supplement Series 3, pp. 5–26. (2008).