Dyfyniad APA

Great Climbs. (1994). Great Climbs. Mitchell Beazley.

Dyfyniad Arddull Chicago

Great Climbs. Great Climbs. London: Mitchell Beazley, 1994.

Dyfyniad MLA

Great Climbs. Great Climbs. Mitchell Beazley, 1994.

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