Cita APA (7a ed.)

KING, F., & CREE, D. A. (1986). English business letters: Commercial correspondence forforeign students.--Ed. New. Longman.

Cita Chicago Style (17a ed.)

KING, F.W, y D. Ann CREE. English Business Letters: Commercial Correspondence Forforeign Students.--Ed. New. England: Longman, 1986.

Cita MLA (9a ed.)

KING, F.W, y D. Ann CREE. English Business Letters: Commercial Correspondence Forforeign Students.--Ed. New. Longman, 1986.