Cita APA (7th ed.)

Catapusan, B. T., & Catapusan, F. D. (1973). Introduction to sociology. Filipino Books, Inc.

Cita Chicago (17th ed.)

Catapusan, Benicio T., i Flora Diaz Catapusan. Introduction to Sociology. Quezon City: Filipino Books, Inc, 1973.

Cita MLA (9th ed.)

Catapusan, Benicio T., i Flora Diaz Catapusan. Introduction to Sociology. Filipino Books, Inc, 1973.