Cita APA (7a ed.)

Hill, P. M., MacGrath, M. J., & Reyes, E. (1981). Cooperative bibliography: An annotated guide to works in English about cooperatives & cooperation. University Center for Cooperatives, University of Wisconsin-Extension.

Cita Chicago Style (17a ed.)

Hill, Patricia M., Mary Jean MacGrath, y Elena Reyes. Cooperative Bibliography: An Annotated Guide to Works in English About Cooperatives & Cooperation. Madison: University Center for Cooperatives, University of Wisconsin-Extension, 1981.

Cita MLA (9a ed.)

Hill, Patricia M., et al. Cooperative Bibliography: An Annotated Guide to Works in English About Cooperatives & Cooperation. University Center for Cooperatives, University of Wisconsin-Extension, 1981.