Dyfyniad APA

BERRY, R. S., RICE, S. A., & ROSS, J. N. (1980). Phsical chemistry. John Wiley and Sons.

Dyfyniad Arddull Chicago

BERRY, R. Stephen, Stuart A. RICE, and John N. ROSS. Phsical Chemistry. New York: John Wiley and Sons, 1980.

Dyfyniad MLA

BERRY, R. Stephen, et al. Phsical Chemistry. John Wiley and Sons, 1980.

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