Citazione Stile APA (7a Edizione)

Hannaford, J. (1968). Student's guide to Heilbroner: The economic problem. Prentice-Hall.

Citazione stile Chigago Style (17a edizione)

Hannaford, John. Student's Guide to Heilbroner: The Economic Problem. Englewood Cliffs, N.J: Prentice-Hall, 1968.

Citatione MLA (9a ed.)

Hannaford, John. Student's Guide to Heilbroner: The Economic Problem. Prentice-Hall, 1968.