APA

Dankert C. E., Mann F. C. & Northrup H. R. (1965). Hours of work. New York: Harper & Row.

Chicago

Dankert Clyde Edward, Mann Floyd Christopher and Northrup Herbert Roof. 1965. Hours of work. New York: Harper & Row.

Harvard

Dankert C. E., Mann F. C. and Northrup H. R. (1965). Hours of work. New York: Harper & Row.

MLA

Dankert Clyde Edward, Mann Floyd Christopher and Northrup Herbert Roof. Hours of work. New York: Harper & Row. 1965.