Dyfyniad APA

Hein, M. (1998). Foundations of college chemistry. Brooks/Cole.

Dyfyniad Arddull Chicago

Hein, Morris. Foundations of College Chemistry. Brooks/Cole, 1998.

Dyfyniad MLA

Hein, Morris. Foundations of College Chemistry. Brooks/Cole, 1998.

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