APA (7th ed.) Citation

Fernando, W. English With Joy Work Book. Gihan Book Shop.

Chicago Style (17th ed.) Citation

Fernando, W.O.T. English With Joy Work Book. Dehiwala: Gihan Book Shop.

MLA (9th ed.) Citation

Fernando, W.O.T. English With Joy Work Book. Gihan Book Shop.

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