APA (7e ed.) Bronvermelding

Sutermeister, R. A. (1963). People and productivity. McGraw-Hill.

Chicago (17e ed.) Bronvermelding

Sutermeister, Robert A. People and Productivity. New York: McGraw-Hill, 1963.

MLA (9e ed.) Bronvermelding

Sutermeister, Robert A. People and Productivity. McGraw-Hill, 1963.