Cita APA (7th ed.)

Bosticco, M. (1985). Instant business letters (2nd ed.). Gower.

Cita Chicago (17th ed.)

Bosticco, Mary. Instant Business Letters. 2nd ed. Aldershot, Hants., Eng: Gower, 1985.

Cita MLA (9th ed.)

Bosticco, Mary. Instant Business Letters. 2nd ed. Gower, 1985.