APA (7th ed.) Citation

Razaak, M., Gamaathige, A., Kottegoda, S., & Perera, B. T. (1994). Introduction to Sociology (Experimental Edition). The Open University of Lanka.

Chicago Style (17th ed.) Citation

Razaak, M.G.M, Amarasena Gamaathige, Sepali Kottegoda, and B.A. Tennyson Perera. Introduction to Sociology (Experimental Edition). Nugegoda: The Open University of Lanka, 1994.

MLA (9th ed.) Citation

Razaak, M.G.M, et al. Introduction to Sociology (Experimental Edition). The Open University of Lanka, 1994.