Dyfyniad APA

David Thomson. (1978). Pair trawling and pair seining. London, Eng: Fishing News Books.

Dyfyniad Arddull Chicago

David Thomson. Pair Trawling and Pair Seining. London, Eng: Fishing News Books, 1978.

Dyfyniad MLA

David Thomson. Pair Trawling and Pair Seining. London, Eng: Fishing News Books, 1978.

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