Cita APA (7th ed.)

Myers, A. S., & Ferrari, L. (1993). Letters for all occasions (Rev. ed.). Harper Paperbacks.

Cita Chicago (17th ed.)

Myers, Alfred Stuart, i Lynn Ferrari. Letters for All Occasions. Rev. ed. New York, NY: Harper Paperbacks, 1993.

Cita MLA (9th ed.)

Myers, Alfred Stuart, i Lynn Ferrari. Letters for All Occasions. Rev. ed. Harper Paperbacks, 1993.