Dyfyniad APA

(1975). Revised Nuffield biology: Text. Published for the Nuffield Foundation by Longman Group.

Dyfyniad Arddull Chicago

Revised Nuffield Biology: Text. England: Published for the Nuffield Foundation by Longman Group, 1975.

Dyfyniad MLA

Revised Nuffield Biology: Text. Published for the Nuffield Foundation by Longman Group, 1975.

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