Citace podle APA (7th ed.)

Niebel, B. W., & Freivalds, A. (2014). Niebel's methods, standards, and work design (Thirteenth edition.). McGraw-Hill.

Citace podle Chicago (17th ed.)

Niebel, Benjamin W., a Andris Freivalds. Niebel's Methods, Standards, and Work Design. Thirteenth edition. New York, NY: McGraw-Hill, 2014.

Citace podle MLA (9th ed.)

Niebel, Benjamin W., a Andris Freivalds. Niebel's Methods, Standards, and Work Design. Thirteenth edition. McGraw-Hill, 2014.

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