Cita APA

Peel, J. D. Y. 1. (1971). Herbert Spencer: The evolution of a sociologist (1st published 1971.). London: Heinemann Educational Books.

Citación estilo Chicago

Peel, J. D. Y. 1941-2015. Herbert Spencer: The Evolution of a Sociologist. 1st published 1971. London: Heinemann Educational Books, 1971.

Cita MLA

Peel, J. D. Y. 1941-2015. Herbert Spencer: The Evolution of a Sociologist. 1st published 1971. London: Heinemann Educational Books, 1971.