APA aipamena

Ellwood, C. A. (1932). Social problems, a sociology. Cincinnati [etc.] American book company.

Chicago Style aipamena

Ellwood, Charles Abram. Social Problems, a Sociology. New York: Cincinnati [etc.] American book company, 1932.

MLA aipamena

Ellwood, Charles Abram. Social Problems, a Sociology. Cincinnati [etc.] American book company, 1932.