APA-viite (7. p.)

Aft, L. S. (1992). Productivity measurement and improvement (2nd ed.). Prentice Hall.

Chicago-viite (17. p.)

Aft, Lawrence S. Productivity Measurement and Improvement. 2nd ed. Englewood Cliffs, NJ: Prentice Hall, 1992.

MLA-viite (9. p.)

Aft, Lawrence S. Productivity Measurement and Improvement. 2nd ed. Prentice Hall, 1992.