Cita APA (7th ed.)

GIEGOLD, W. C. (1978). Management by objectives. McGraw Hill.

Cita Chicago (17th ed.)

GIEGOLD, William C. Management by Objectives. New York: McGraw Hill, 1978.

Cita MLA (9th ed.)

GIEGOLD, William C. Management by Objectives. McGraw Hill, 1978.