APA (7e ed.) Bronvermelding

Leftwich, R. H. (1960). The price system and resource allocation. Holt, Rinehart and Winston.

Chicago (17e ed.) Bronvermelding

Leftwich, Richard H. The Price System and Resource Allocation. Nueva York: Holt, Rinehart and Winston, 1960.

MLA (9e ed.) Bronvermelding

Leftwich, Richard H. The Price System and Resource Allocation. Holt, Rinehart and Winston, 1960.