APA (7th ed.) Citation

Christensen, C. R., & Learned, E. P. (1973). Business policy: Text and cases (3d ed.). National Book Store.

Chicago Style (17th ed.) Citation

Christensen, Carl Roland, and Edmund Philip Learned. Business Policy: Text and Cases. 3d ed. [Manila]: National Book Store, 1973.

MLA (9th ed.) Citation

Christensen, Carl Roland, and Edmund Philip Learned. Business Policy: Text and Cases. 3d ed. National Book Store, 1973.