APA (7th ed.) Citation

Premarathne, P. (1992). Speak English-1 (part-11). M.D. Gunasena.

Chicago Style (17th ed.) Citation

Premarathne, P.Vithana. Speak English-1 (part-11). colombo: M.D. Gunasena, 1992.

MLA (9th ed.) Citation

Premarathne, P.Vithana. Speak English-1 (part-11). M.D. Gunasena, 1992.

Warning: These citations may not always be 100% accurate.