Dyfyniad APA

Nanney, J. L., & Cable, J. L. (1979). Trigonometry: A skills approach. Allyn and Bacon.

Dyfyniad Arddull Chicago

Nanney, J. Louis, and John Laurence Cable. Trigonometry: A Skills Approach. Boston: Allyn and Bacon, 1979.

Dyfyniad MLA

Nanney, J. Louis, and John Laurence Cable. Trigonometry: A Skills Approach. Allyn and Bacon, 1979.

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