APA-referens (7:e uppl.)

Posa, V. (2006). Supply chain performance measurement and improvement (1st.). ICFAI University Press.

Chicago-referens (17:e uppl.)

Posa, Venkata. Supply Chain Performance Measurement and Improvement. 1st. Hyderabad: ICFAI University Press, 2006.

MLA-referens (9:e uppl.)

Posa, Venkata. Supply Chain Performance Measurement and Improvement. 1st. ICFAI University Press, 2006.