Cita APA (7a ed.)

Ignacio, J. O. (1976). Biographies of Filipino heroes: A textbook for Spanish 4 N. Merriam & Webster.

Cita Chicago Style (17a ed.)

Ignacio, Josefina O. Biographies of Filipino Heroes: A Textbook for Spanish 4 N. Manila: Merriam & Webster, 1976.

Cita MLA (9a ed.)

Ignacio, Josefina O. Biographies of Filipino Heroes: A Textbook for Spanish 4 N. Merriam & Webster, 1976.