Dyfyniad APA

Kroschwitz, J. I., & Winokur, M. (1980). Chemistry, a first course. McGraw-Hill.

Dyfyniad Arddull Chicago

Kroschwitz, Jacqueline I., and Melvin Winokur. Chemistry, a First Course. New York: McGraw-Hill, 1980.

Dyfyniad MLA

Kroschwitz, Jacqueline I., and Melvin Winokur. Chemistry, a First Course. McGraw-Hill, 1980.

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