Dyfyniad APA

Ayres, F. (1954). Theory & problems of Trigonemetry. Schaum Pub. Co.

Dyfyniad Arddull Chicago

Ayres, Frank. Theory & Problems of Trigonemetry. New York: Schaum Pub. Co, 1954.

Dyfyniad MLA

Ayres, Frank. Theory & Problems of Trigonemetry. Schaum Pub. Co, 1954.

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