Dyfyniad APA

Donovan, P. (1978). Basic English for Science: Peter Donovan. Oxford: Oxford University.

Dyfyniad Arddull Chicago

Donovan, Peter. Basic English for Science: Peter Donovan. Oxford: Oxford University, 1978.

Dyfyniad MLA

Donovan, Peter. Basic English for Science: Peter Donovan. Oxford: Oxford University, 1978.

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