Cita APA

Sullivan, J., & Martin, J. (1987). Africa (2. edition.). Guilford, Connecticut: The Dushkin Publishing Group, Inc..

Citación estilo Chicago

Sullivan, Jo, y Jane Martin. Africa. 2. edition. Guilford, Connecticut: The Dushkin Publishing Group, Inc., 1987.

Cita MLA

Sullivan, Jo, y Jane Martin. Africa. 2. edition. Guilford, Connecticut: The Dushkin Publishing Group, Inc., 1987.