Cita APA (7th ed.)

Leftwich, R. H. (1973). The price system and resource allocation. National Book Store.

Cita Chicago (17th ed.)

Leftwich, Richard H. The Price System and Resource Allocation. Manila: National Book Store, 1973.

Cita MLA (9th ed.)

Leftwich, Richard H. The Price System and Resource Allocation. National Book Store, 1973.