Dyfyniad APA

Weyn, S. (2010). Racing Against Time. Scholastic.

Dyfyniad Arddull Chicago

Weyn, Suzanne. Racing Against Time. Scholastic, 2010.

Dyfyniad MLA

Weyn, Suzanne. Racing Against Time. Scholastic, 2010.

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