Παραπομπή APA

Bonnice, J. G. (1972). Introduction to economics and business enterprise. McGraw hill book.

Παραπομπή Chicago Style

Bonnice, Joseph G. Introduction to Economics and Business Enterprise. New York: McGraw hill book, 1972.

Παραπομπή MLA

Bonnice, Joseph G. Introduction to Economics and Business Enterprise. McGraw hill book, 1972.