ebrary, Inc, & Zhu, Y. (2007). Natural products: Essential resources for human survival. World Scientific.
Chicago-čujuhus (17. p.)ebrary, Inc, juo Yi-Zhun Zhu. Natural Products: Essential Resources for Human Survival. New Jersey: World Scientific, 2007.
MLA-čujuhus (9. p.)ebrary, Inc, juo Yi-Zhun Zhu. Natural Products: Essential Resources for Human Survival. World Scientific, 2007.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.