Citazione Stile APA (7a Edizione)

Gill, P. (2007). Business process outsourcing and call centre. Srishti Book Distributor.

Citazione stile Chigago Style (17a edizione)

Gill, Priya. Business Process Outsourcing and Call Centre. New Delhi: Srishti Book Distributor, 2007.

Citatione MLA (9a ed.)

Gill, Priya. Business Process Outsourcing and Call Centre. Srishti Book Distributor, 2007.