Cita APA (7th ed.)

DIXSON, R. J. (1971). Exercise in english conversation: Book 2. Regents.

Cita Chicago (17th ed.)

DIXSON, Robert J. Exercise in English Conversation: Book 2. s.n: Regents, 1971.

Cita MLA (9th ed.)

DIXSON, Robert J. Exercise in English Conversation: Book 2. Regents, 1971.