Gaya APA
Freivalds, A., Niebel, B. (2003).
Methodes, Standards, and Work Design (11th ed. -).
Palangkaraya:
McGraw Hill Book Company.
Gaya MLA
Freivalds, Adris., Niebel, Benjamin.
"Methodes, Standards, and Work Design".
11th ed. -
Palangkaraya:
McGraw Hill Book Company,
2003.
Buku Teks.