Dyfyniad APA

Sierra, J., & Bowers, T. (2012). Suppose you meet a dinosaur: A first book of manners. Alfred A. Knopf.

Dyfyniad Arddull Chicago

Sierra, Judy, and Tim Bowers. Suppose You Meet a Dinosaur: A First Book of Manners. New York: Alfred A. Knopf, 2012.

Dyfyniad MLA

Sierra, Judy, and Tim Bowers. Suppose You Meet a Dinosaur: A First Book of Manners. Alfred A. Knopf, 2012.

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