Naterop, B. J., Haberfellner, E., & Weis, E. (1983). Business letters for all ([8th imp.].). Kuala Lumpur: Oxford University Press.
Citación estilo ChicagoNaterop, Bertha Jean, Eva Haberfellner, and Erich Weis. Business Letters for All. [8th imp.]. Kuala Lumpur: Oxford University Press, 1983.
Cita MLANaterop, Bertha Jean, Eva Haberfellner, and Erich Weis. Business Letters for All. [8th imp.]. Kuala Lumpur: Oxford University Press, 1983.
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