Citazione Stile APA (7a Edizione)

Hall, A. G., & Hall, K. M. (1976). Modern commerce: An introductory course. Heinemann Educational Books.

Citazione stile Chigago Style (17a edizione)

Hall, A. G., e K. M. Hall. Modern Commerce: An Introductory Course. London: Heinemann Educational Books, 1976.

Citatione MLA (9a ed.)

Hall, A. G., e K. M. Hall. Modern Commerce: An Introductory Course. Heinemann Educational Books, 1976.