Dyfyniad APA

Carin, A. A., & Sund, R. B. (1975). Teaching modern science (2nd ed.). Merrill.

Dyfyniad Arddull Chicago

Carin, Arthur A., and Robert B. Sund. Teaching Modern Science. 2nd ed. Columbus, OH: Merrill, 1975.

Dyfyniad MLA

Carin, Arthur A., and Robert B. Sund. Teaching Modern Science. 2nd ed. Merrill, 1975.

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