Dyfyniad APA

PARKER ,S P.,ED. (1982). MC GRAW HILL ENCYCLOPEDIA OF SCIENCE AND TECNOLOGY (AER- AZU). MCGRAW HILL BOOK CO.

Dyfyniad Arddull Chicago

PARKER ,S P.,ED. MC GRAW HILL ENCYCLOPEDIA OF SCIENCE AND TECNOLOGY (AER- AZU). NEW-YORK: MCGRAW HILL BOOK CO, 1982.

Dyfyniad MLA

PARKER ,S P.,ED. MC GRAW HILL ENCYCLOPEDIA OF SCIENCE AND TECNOLOGY (AER- AZU). MCGRAW HILL BOOK CO, 1982.

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