APA (7th ed.) Citation

De Silva, B. (1996). An aid to English. Piyasiri Printing.

Chicago Style (17th ed.) Citation

De Silva, Bernard. An Aid to English. Nugegoda: Piyasiri Printing, 1996.

MLA (9th ed.) Citation

De Silva, Bernard. An Aid to English. Piyasiri Printing, 1996.

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