Cita APA (7a ed.)
Zhang, C., Bai, J., & Wahl, T. (2012). Consumers' willingness to pay for traceable pork, milk, and cooking oil in Nanjing, China. Elsevier.
Cita Chicago Style (17a ed.)
Zhang, Caiping, J. Bai, y T.I Wahl. Consumers' Willingness to Pay for Traceable Pork, Milk, and Cooking Oil in Nanjing, China. Elsevier, 2012.
Cita MLA (9a ed.)
Zhang, Caiping, et al. Consumers' Willingness to Pay for Traceable Pork, Milk, and Cooking Oil in Nanjing, China. Elsevier, 2012.
Precaución: Estas citas no son 100% exactas.