Cita APA (7a ed.)
Sayer, J. A., & Campbell, B. M. (2001). Research to integrate productivity enhancement, environmental protection, and human development.
Cita Chicago Style (17a ed.)
Sayer, Jeffrey A., y Bruce M. Campbell. Research to Integrate Productivity Enhancement, Environmental Protection, and Human Development. 2001.
Cita MLA (9a ed.)
Sayer, Jeffrey A., y Bruce M. Campbell. Research to Integrate Productivity Enhancement, Environmental Protection, and Human Development. 2001.
Precaución: Estas citas no son 100% exactas.