Citazione Stile APA (7a Edizione)

Craf, J. R. (1949). An introduction to business principles and practices. Harper.

Citazione stile Chigago Style (17a edizione)

Craf, John Riley. An Introduction to Business Principles and Practices. New York: Harper, 1949.

Citatione MLA (9a ed.)

Craf, John Riley. An Introduction to Business Principles and Practices. Harper, 1949.