Marcos, F. E. (1976). Tadhana: The history of the Filipino people. s.n.].
Cita Chicago (17th ed.)Marcos, Ferdinand Edralin. Tadhana: The History of the Filipino People. [S.l: s.n.], 1976.
Cita MLA (9th ed.)Marcos, Ferdinand Edralin. Tadhana: The History of the Filipino People. s.n.], 1976.
Atenció: Aquestes cites poden no estar 100% correctes.