Cita APA (7a ed.)

SIBSON, R. E. (1976). Increasing employee productivity. Ama Com.

Cita Chicago Style (17a ed.)

SIBSON, Robert E. Increasing Employee Productivity. New York: Ama Com, 1976.

Cita MLA (9a ed.)

SIBSON, Robert E. Increasing Employee Productivity. Ama Com, 1976.