APA (7e ed.) Bronvermelding

Yabes, L. Y. (1959). The Filipino struggle for intellectual freedom. [s.n.].

Chicago (17e ed.) Bronvermelding

Yabes, Leopoldo Y. The Filipino Struggle for Intellectual Freedom. Q.C: [s.n.], 1959.

MLA (9e ed.) Bronvermelding

Yabes, Leopoldo Y. The Filipino Struggle for Intellectual Freedom. [s.n.], 1959.