APA (7th ed.) Citation
Koo, B., Pardey, P. G., Qian, K., & Zhang, Y. (2003). The economics of generating and maintaining plant variety rights in China. International Food Policy Research Institute.
Chicago Style (17th ed.) Citation
Koo, Bonwoo, Philip G. Pardey, Keming Qian, and Yi Zhang. The Economics of Generating and Maintaining Plant Variety Rights in China. International Food Policy Research Institute, 2003.
MLA (9th ed.) Citation
Koo, Bonwoo, et al. The Economics of Generating and Maintaining Plant Variety Rights in China. International Food Policy Research Institute, 2003.
Warning: These citations may not always be 100% accurate.