Cita APA (7th ed.)

Ockenden, M. (1972). Situational dialogues. Longman.

Cita Chicago (17th ed.)

Ockenden, Michael. Situational Dialogues. Londres: Longman, 1972.

Cita MLA (9th ed.)

Ockenden, Michael. Situational Dialogues. Longman, 1972.