Cita APA

Black, J. A. 1., & Champion, D. J. (1976). Methods and issues in social research. New York: John Wiley & Sons, Inc..

Citación estilo Chicago

Black, James Allen 1937-, y Dean J. Champion. Methods and Issues in Social Research. New York: John Wiley & Sons, Inc., 1976.

Cita MLA

Black, James Allen 1937-, y Dean J. Champion. Methods and Issues in Social Research. New York: John Wiley & Sons, Inc., 1976.