Citazione Stile APA (7a Edizione)

Niebel, B. W., & Freivalds, A. (2003). Methods, standards, and work design (11th ed.). McGraw-Hill.

Citazione stile Chigago Style (17a edizione)

Niebel, Benjamin W., e Andris Freivalds. Methods, Standards, and Work Design. 11th ed. Boston: McGraw-Hill, 2003.

Citatione MLA (9a ed.)

Niebel, Benjamin W., e Andris Freivalds. Methods, Standards, and Work Design. 11th ed. McGraw-Hill, 2003.