APA (7th ed.) Citation

Alzona, E. (1950). The Philippines promotes international cooperation and understanding. [publisher not identified].

Chicago Style (17th ed.) Citation

Alzona, Encarnacion. The Philippines Promotes International Cooperation and Understanding. [place of publication not identified]: [publisher not identified], 1950.

MLA (9th ed.) Citation

Alzona, Encarnacion. The Philippines Promotes International Cooperation and Understanding. [publisher not identified], 1950.