Παραπομπή APA

Biven, W. (1966). Economics and public policy. Charles E Merrill.

Παραπομπή Chicago Style

Biven, W.Carl. Economics and Public Policy. Columbs: Charles E Merrill, 1966.

Παραπομπή MLA

Biven, W.Carl. Economics and Public Policy. Charles E Merrill, 1966.