APA (7th ed.) Citation

Fernando, W. English With Joy Work Book One. Gihan Bookshop.

Chicago Style (17th ed.) Citation

Fernando, W.O.T. English With Joy Work Book One. Dehiwela: Gihan Bookshop.

MLA (9th ed.) Citation

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

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