APA (7th ed.) Citation

Ratnayake, M. D. (2016). Pathways in English. [s.n.].

Chicago Style (17th ed.) Citation

Ratnayake, Madhubhashini Disanayaka. Pathways in English. [s.l]: [s.n.], 2016.

MLA (9th ed.) Citation

Ratnayake, Madhubhashini Disanayaka. Pathways in English. [s.n.], 2016.