APA-referens (7:e uppl.)

Ocampo, F. (1961). Academic freedom and freedom from subversion. s.n.].

Chicago-referens (17:e uppl.)

Ocampo, Felicisimo. Academic Freedom and Freedom from Subversion. [Quezon City: s.n.], 1961.

MLA-referens (9:e uppl.)

Ocampo, Felicisimo. Academic Freedom and Freedom from Subversion. s.n.], 1961.