Ong, J. E. S. (2012). Green Earth Concepts: Starting Up a Social Enterprise in Cambodia. Institutional Knowledge at Singapore Management University.
استشهاد بنمط شيكاغوOng, Joel Eng Shen. Green Earth Concepts: Starting Up a Social Enterprise in Cambodia. Institutional Knowledge at Singapore Management University, 2012.
MLA استشهادOng, Joel Eng Shen. Green Earth Concepts: Starting Up a Social Enterprise in Cambodia. Institutional Knowledge at Singapore Management University, 2012.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.