Dyfyniad APA

VanCleave, J. P. (1990). Biology for every kid: 101 easy experiments that really work. Wiley.

Dyfyniad Arddull Chicago

VanCleave, Janice Pratt. Biology for Every Kid: 101 Easy Experiments That Really Work. New York: Wiley, 1990.

Dyfyniad MLA

VanCleave, Janice Pratt. Biology for Every Kid: 101 Easy Experiments That Really Work. Wiley, 1990.

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