APA (7 ম সংস্করণ) উদ্ধৃতি

Cowhey, P. F., & Richards, J. E. (2002). Deregulating and Liberalizing the North-American Telecommunications Market: Explaining the US-Approach.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Cowhey, Peter F., এবং John E. Richards. Deregulating and Liberalizing the North-American Telecommunications Market: Explaining the US-Approach. Hamburg, 2002.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Cowhey, Peter F., এবং John E. Richards. Deregulating and Liberalizing the North-American Telecommunications Market: Explaining the US-Approach. 2002.