Dyfyniad APA
Watkins, D. (1976). Good photography made easy. David and Charles.
Dyfyniad Arddull Chicago
Watkins, Derek. Good Photography Made Easy. Newton Abbot ; North Pomfret, Vt.: David and Charles, 1976.
Dyfyniad MLA
Watkins, Derek. Good Photography Made Easy. David and Charles, 1976.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.