Uhr, E. B. (1973). Marketing problems: Situations for analysis. Wiley.
Chicago Edition CitationUhr, Ernest B. Marketing Problems: Situations for Analysis. New York: Wiley, 1973.
Cita MLAUhr, Ernest B. Marketing Problems: Situations for Analysis. Wiley, 1973.
Atenció: Aquestes cites poden no estar 100% correctes.