APA (7th ed.) Citation

Goonetilleke, D. e., Gooneratne, M., & Jayawardene, M. (1988). Learning English. Lake House Investments.

Chicago Style (17th ed.) Citation

Goonetilleke, D.C.R.A. ed, Mona Gooneratne, and Mirelle Jayawardene. Learning English. Colombo: Lake House Investments, 1988.

MLA (9th ed.) Citation

Goonetilleke, D.C.R.A. ed, et al. Learning English. Lake House Investments, 1988.