Dyfyniad APA

Moore, P. (1962). The observer's book of astronomy. Frederick Warne & Co. Ltd.

Dyfyniad Arddull Chicago

Moore, Patrick. The Observer's Book of Astronomy. Frederick Warne & Co. Ltd, 1962.

Dyfyniad MLA

Moore, Patrick. The Observer's Book of Astronomy. Frederick Warne & Co. Ltd, 1962.

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