Cita APA (7a ed.)
Howatt, A., Webb, J., & Knight, M. (1967). <A> Modern course in business english. Oxford University Press.
Cita Chicago Style (17a ed.)
Howatt, Anthony, John Webb, y Michael Knight. <A> Modern Course in Business English. London: Oxford University Press, 1967.
Cita MLA (9a ed.)
Howatt, Anthony, et al. <A> Modern Course in Business English. Oxford University Press, 1967.
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