ebrary, Inc, & Zhu, Y. (2007). Natural products: Essential resources for human survival. World Scientific.
Citazione stile Chigago Style (17a edizione)ebrary, Inc, e Yi-Zhun Zhu. Natural Products: Essential Resources for Human Survival. New Jersey: World Scientific, 2007.
Citatione MLA (9a ed.)ebrary, Inc, e Yi-Zhun Zhu. Natural Products: Essential Resources for Human Survival. World Scientific, 2007.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.