Cita APA (7th ed.)

Atlen, W. (1997). Living English Structure with Angwer Key (5th ed.). Orient Longman.

Cita Chicago (17th ed.)

Atlen, W.Stannard. Living English Structure with Angwer Key. 5th ed. Hyderabad: Orient Longman, 1997.

Cita MLA (9th ed.)

Atlen, W.Stannard. Living English Structure with Angwer Key. 5th ed. Orient Longman, 1997.