Jones, L., & Alexander, R. (1991). International Business English: Workbook. Communication Skills in English for Business Purposes. New York: Cambridge University Press.
Chicago-стиль цитированияJones, Leo., và Richard Alexander. International Business English: Workbook. Communication Skills in English for Business Purposes. New York: Cambridge University Press, 1991.
MLA-цитированиеJones, Leo., và Richard Alexander. International Business English: Workbook. Communication Skills in English for Business Purposes. New York: Cambridge University Press, 1991.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.