Citazione APA

Poe, R. W. (1994). McGraw Hill handbook of business letters (3rd ed.). Mc Graw Hill.

Stile di citazione Chicago

Poe, Roy W. McGraw Hill Handbook of Business Letters. 3rd ed. New York: Mc Graw Hill, 1994.

Citazione MLA

Poe, Roy W. McGraw Hill Handbook of Business Letters. 3rd ed. Mc Graw Hill, 1994.