APA

Carroll P., . (1951). Timestudy fundamentals for foremen. New York: McGraw-Hill.

Chicago

Carroll Paul, . 1951. Timestudy fundamentals for foremen. New York: McGraw-Hill.

Harvard

Carroll P., . (1951). Timestudy fundamentals for foremen. New York: McGraw-Hill.

MLA

Carroll Paul, . Timestudy fundamentals for foremen. New York: McGraw-Hill. 1951.