Dyfyniad APA

LOEETLAND BEN. (1987). GROW RICH WHILE YOU SLEEP. THORSONS PUBLISHING GROUP.

Dyfyniad Arddull Chicago

LOEETLAND BEN. GROW RICH WHILE YOU SLEEP. ROCHESTER VERMOUT: THORSONS PUBLISHING GROUP, 1987.

Dyfyniad MLA

LOEETLAND BEN. GROW RICH WHILE YOU SLEEP. THORSONS PUBLISHING GROUP, 1987.

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