Dyfyniad APA

Abbs, B. (1983). Opening strategies: Teacher's book. London: Longman.

Dyfyniad Arddull Chicago

Abbs, Brian. Opening Strategies: Teacher's Book. London: Longman, 1983.

Dyfyniad MLA

Abbs, Brian. Opening Strategies: Teacher's Book. London: Longman, 1983.

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