Dyfyniad APA

Gillette, J. M. 1., & Reinhardt, J. M. (1933). Current social problems. American book company.

Dyfyniad Arddull Chicago

Gillette, John Morris 1866, and James Melvin Reinhardt. Current Social Problems. New York, Cincinnati [etc]: American book company, 1933.

Dyfyniad MLA

Gillette, John Morris 1866, and James Melvin Reinhardt. Current Social Problems. American book company, 1933.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.