Dyfyniad APA

H R Wulff. (1976). Rational diagnosis and treatment. Oxford: Blackwell Scientific.

Dyfyniad Arddull Chicago

H R Wulff. Rational Diagnosis and Treatment. Oxford: Blackwell Scientific, 1976.

Dyfyniad MLA

H R Wulff. Rational Diagnosis and Treatment. Oxford: Blackwell Scientific, 1976.

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