Cita APA (7a ed.)

Tan, V. A., & Perez, F. (1957). Plane and spherical trigonometry (Rev. ed.). Macaraig Pub.

Cita Chicago Style (17a ed.)

Tan, Vidal A., y Francisco Perez. Plane and Spherical Trigonometry. Rev. ed. Manila: Macaraig Pub, 1957.

Cita MLA (9a ed.)

Tan, Vidal A., y Francisco Perez. Plane and Spherical Trigonometry. Rev. ed. Macaraig Pub, 1957.