Cita APA (7th ed.)

Roy Choudhury, P. C. .. (1985). Sri Lanka. Sterling Pub.

Cita Chicago (17th ed.)

Roy Choudhury, P. C. Sri Lanka. New Delhi: Sterling Pub, 1985.

Cita MLA (9th ed.)

Roy Choudhury, P. C. Sri Lanka. Sterling Pub, 1985.