Dyfyniad APA

Oxtoby, D. W. (1998). Chemistry: Science of change. Philadelphia, Pennsylvania: Saunders College.

Dyfyniad Arddull Chicago

Oxtoby, David W. Chemistry: Science of Change. Philadelphia, Pennsylvania: Saunders College, 1998.

Dyfyniad MLA

Oxtoby, David W. Chemistry: Science of Change. Philadelphia, Pennsylvania: Saunders College, 1998.

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