Gaya APA

Sibson, Robert E.. (1976). Increasing Employee Productivity. . New York: Amacom.

Gaya Chicago

Sibson, Robert E.. Increasing Employee Productivity.. New York: Amacom, 1976. Text.

Gaya MLA

Sibson, Robert E.. Increasing Employee Productivity.. New York: Amacom, 1976. Text.

Gaya Turabian

Sibson, Robert E.. Increasing Employee Productivity.. New York: Amacom, 1976. Print.