Dyfyniad APA

Hancock. (1998). Brainwaves: Teacher's Book Level 3. Oxford,New York: Oxford University Press.

Dyfyniad Arddull Chicago

Hancock. Brainwaves: Teacher's Book Level 3. Oxford,New York: Oxford University Press, 1998.

Dyfyniad MLA

Hancock. Brainwaves: Teacher's Book Level 3. Oxford,New York: Oxford University Press, 1998.

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