Cita APA (7th ed.)

Hutchinson T. Tom. (1999). Lifetime: Teacher's Book Level 3. New York, Oxford University Press, 1999.

Cita Chicago (17th ed.)

Hutchinson T. Tom. Lifetime: Teacher's Book Level 3. New York, Oxford University Press, 1999, 1999.

Cita MLA (9th ed.)

Hutchinson T. Tom. Lifetime: Teacher's Book Level 3. New York, Oxford University Press, 1999, 1999.