APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (9e ed.) Bronvermelding

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