APA aipamena

Gupta,,VP, & Sharma. (2006). Managerial Economic. ResearchcoBook Centre.

Chicago Style aipamena

Gupta,,VP, and Sharma. Managerial Economic. Newdelhi: ResearchcoBook Centre, 2006.

MLA aipamena

Gupta,,VP, and Sharma. Managerial Economic. ResearchcoBook Centre, 2006.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.