Citazione Stile APA (7a Edizione)

Subrahmanyam, N., & Lal, . B. (1997). A Textbook Of Sound (2nd revised ed.). vikas publishing house pvt ltd.

Citazione stile Chigago Style (17a edizione)

Subrahmanyam, N., e Brij Lal. A Textbook Of Sound. 2nd revised ed. New Delhi: vikas publishing house pvt ltd, 1997.

Citatione MLA (9a ed.)

Subrahmanyam, N., e Brij Lal. A Textbook Of Sound. 2nd revised ed. vikas publishing house pvt ltd, 1997.