Dyfyniad APA

Australian Science Education Project. (1974). Digging up evidence (Teacher ed.). ASEP.

Dyfyniad Arddull Chicago

Australian Science Education Project. Digging Up Evidence. Teacher ed. Melbourne: ASEP, 1974.

Dyfyniad MLA

Australian Science Education Project. Digging Up Evidence. Teacher ed. ASEP, 1974.

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