Dyfyniad APA

Gutman, D., & Paillot, J. (2013). Dr. Nicholas is ridiculous! Harper.

Dyfyniad Arddull Chicago

Gutman, Dan, and Jim Paillot. Dr. Nicholas Is Ridiculous! New York: Harper, 2013.

Dyfyniad MLA

Gutman, Dan, and Jim Paillot. Dr. Nicholas Is Ridiculous! Harper, 2013.

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