Dyfyniad APA

United Nations. (1973). New UNESCO course book for science teaching. Oxford & IBH.

Dyfyniad Arddull Chicago

United Nations. New UNESCO Course Book for Science Teaching. New Delhi: Oxford & IBH, 1973.

Dyfyniad MLA

United Nations. New UNESCO Course Book for Science Teaching. Oxford & IBH, 1973.

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