Παραπομπή APA

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

Παραπομπή Chicago Style

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

Παραπομπή MLA

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