APA引文

Freivalds, A. (2009). Niebel’s methods, standards, and work design. Boston: McGraw-Hill Higher Education.

Trích dẫn kiểu Chicago

Freivalds, Andris. Niebel’s Methods, Standards, and Work Design. Boston: McGraw-Hill Higher Education, 2009.

MLA引文

Freivalds, Andris. Niebel’s Methods, Standards, and Work Design. Boston: McGraw-Hill Higher Education, 2009.

警告：這些引文格式不一定是100％准確.