APA-referens (7:e uppl.)

Goldratt, E. M. (2017). The Goal 2 (1st.). Productivity and Quality Publishing Private Limited.

Chicago-referens (17:e uppl.)

Goldratt, Eliyahu M. The Goal 2. 1st. Chennai: Productivity and Quality Publishing Private Limited, 2017.

MLA-referens (9:e uppl.)

Goldratt, Eliyahu M. The Goal 2. 1st. Productivity and Quality Publishing Private Limited, 2017.