Dyfyniad APA

Collard, C. V., & O'Brien, P. W. (1996). The family: Past, present and future. Simon and Schuster.

Dyfyniad Arddull Chicago

Collard, Clyde V., and Paul W. O'Brien. The Family: Past, Present and Future. Needham Heights, Mass: Simon and Schuster, 1996.

Dyfyniad MLA

Collard, Clyde V., and Paul W. O'Brien. The Family: Past, Present and Future. Simon and Schuster, 1996.

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