Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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