Cita APA (7th ed.)

Colayco, M. T. (1984). A tradition of leadership: Bank of the Philippine Islands. BPI.

Cita Chicago (17th ed.)

Colayco, Maria Teresa. A Tradition of Leadership: Bank of the Philippine Islands. Makati: BPI, 1984.

Cita MLA (9th ed.)

Colayco, Maria Teresa. A Tradition of Leadership: Bank of the Philippine Islands. BPI, 1984.