APA (7th ed.) Citation

Sigel, R. S. (1989). Political learning in adulthood: A sourcebook of theory and research. University of Chicago Press.

Chicago Style (17th ed.) Citation

Sigel, Roberta S. Political Learning in Adulthood: A Sourcebook of Theory and Research. Chicago: University of Chicago Press, 1989.

MLA (9th ed.) Citation

Sigel, Roberta S. Political Learning in Adulthood: A Sourcebook of Theory and Research. University of Chicago Press, 1989.