Παραπομπή APA

Singhal, V. (2006). Indian industry 2006. Indian economic data research centre.

Παραπομπή Chicago Style

Singhal, Vikas. Indian Industry 2006. New Delhi: Indian economic data research centre, 2006.

Παραπομπή MLA

Singhal, Vikas. Indian Industry 2006. Indian economic data research centre, 2006.