Dyfyniad APA

Alexander, A. (1986). Science magic: Scientific experiments for young children. Prentice-Hall Pub.

Dyfyniad Arddull Chicago

Alexander, Alison. Science Magic: Scientific Experiments for Young Children. New York: Prentice-Hall Pub, 1986.

Dyfyniad MLA

Alexander, Alison. Science Magic: Scientific Experiments for Young Children. Prentice-Hall Pub, 1986.

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