Johnes, M. H. (1965). The marketing process: An introduction. Harper and Row.
Dyfyniad Arddull ChicagoJohnes, Manley Howe. The Marketing Process: An Introduction. New York: Harper and Row, 1965.
Dyfyniad MLAJohnes, Manley Howe. The Marketing Process: An Introduction. Harper and Row, 1965.
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