Cita APA (7a ed.)

Powell, M. (2004). In company: : upper intermediate teacher's book. MacMillan Education.

Cita Chicago Style (17a ed.)

Powell, Mark. In Company: : Upper Intermediate Teacher's Book. Oxford: MacMillan Education, 2004.

Cita MLA (9a ed.)

Powell, Mark. In Company: : Upper Intermediate Teacher's Book. MacMillan Education, 2004.