Dyfyniad APA

Ebbing, D. D., & Wentworth, R. A. D. (1995). Introductory chemistry. Houghton.

Dyfyniad Arddull Chicago

Ebbing, Darrell D., and R. A. D. Wentworth. Introductory Chemistry. Boston: Houghton, 1995.

Dyfyniad MLA

Ebbing, Darrell D., and R. A. D. Wentworth. Introductory Chemistry. Houghton, 1995.

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