Citazione Stile APA (7a Edizione)

Lewis, R., & Stewart, R. (1961). The managers: A new examination of the English, German and American executive. New American Library.

Citazione stile Chigago Style (17a edizione)

Lewis, Roy, e Rosemary Stewart. The Managers: A New Examination of the English, German and American Executive. N. Y: New American Library, 1961.

Citatione MLA (9a ed.)

Lewis, Roy, e Rosemary Stewart. The Managers: A New Examination of the English, German and American Executive. New American Library, 1961.