Cita APA (7th ed.)

Castro, A. A., Lava, H., & Roxas, S. (1961). Economic life.

Cita Chicago (17th ed.)

Castro, Amado Alejandro, Horacio Lava, i Sixto Roxas. Economic Life. [Manila, 1961.

Cita MLA (9th ed.)

Castro, Amado Alejandro, et al. Economic Life. 1961.