APA (7th ed.) Citation

Aquino, B. S. (1983). Letters-prison and exile. s.n.].

Chicago Style (17th ed.) Citation

Aquino, Benigno S. Letters-prison and Exile. [S.l: s.n.], 1983.

MLA (9th ed.) Citation

Aquino, Benigno S. Letters-prison and Exile. s.n.], 1983.