APA aipamena

Heghin, M., & Thomas, F. O. (1937). Manual for Steps to citizenship. Works Progress Administration, Adult Education Project, University of Chicago.

Chicago Style aipamena

Heghin, Mary, and Frances O. Thomas. Manual for Steps to Citizenship. Chicago: Works Progress Administration, Adult Education Project, University of Chicago, 1937.

MLA aipamena

Heghin, Mary, and Frances O. Thomas. Manual for Steps to Citizenship. Works Progress Administration, Adult Education Project, University of Chicago, 1937.