APA (7th ed.) Citation

Rizal, J., & Collas, J. (1953). Rizal's unknown writings. Bookman].

Chicago Style (17th ed.) Citation

Rizal, Jose, and Juan Collas. Rizal's Unknown Writings. [Manila: Bookman], 1953.

MLA (9th ed.) Citation

Rizal, Jose, and Juan Collas. Rizal's Unknown Writings. Bookman], 1953.

Warning: These citations may not always be 100% accurate.