Dyfyniad APA

Disalle, M. V., & Blochman, L. G. (1966). Second Choice. Scientific book agency.

Dyfyniad Arddull Chicago

Disalle, Michael V., and Lawrence G. Blochman. Second Choice. Calcutta: Scientific book agency, 1966.

Dyfyniad MLA

Disalle, Michael V., and Lawrence G. Blochman. Second Choice. Scientific book agency, 1966.

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