APA (7th ed.) Citation

Dissanayake, D. English For Beginners. Sigma.

Chicago Style (17th ed.) Citation

Dissanayake, Deshpriya. English For Beginners. Piliyandala: Sigma.

MLA (9th ed.) Citation

Dissanayake, Deshpriya. English For Beginners. Sigma.

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