Ng, Y. L. (2009). Environmentally friendly products and Malaysian consumers.
Chicago Style (17th ed.) CitationNg, Yin Lee. Environmentally Friendly Products and Malaysian Consumers. 2009.
MLA引文Ng, Yin Lee. Environmentally Friendly Products and Malaysian Consumers. 2009.
警告:這些引文格式不一定是100%准確.