APA

Bittel L. R., . (1985). What every supervisor should know: the basics of supervisory management. New York: Gregg Division, McGraw Hill.

Chicago

Bittel Lester R, . 1985. What every supervisor should know: the basics of supervisory management. New York: Gregg Division, McGraw Hill.

Harvard

Bittel L. R., . (1985). What every supervisor should know: the basics of supervisory management. New York: Gregg Division, McGraw Hill.

MLA

Bittel Lester R, . What every supervisor should know: the basics of supervisory management. New York: Gregg Division, McGraw Hill. 1985.