Herzberg, E., & Nicholson, M. (1952). Training for retail sales staff. sir Isaac Pitman&sons.
Chicago Stili AlıntıHerzberg, Else, ve Mary Nicholson. Training for Retail Sales Staff. London: sir Isaac Pitman&sons, 1952.
MLA AlıntıHerzberg, Else, ve Mary Nicholson. Training for Retail Sales Staff. sir Isaac Pitman&sons, 1952.
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