THORTON GAUTAM. (1994). PROSPECTING: KEY TO SALES SUCCESS. CRISP PUBLICATION.
Chicago-čujuhus (17. p.)THORTON GAUTAM. PROSPECTING: KEY TO SALES SUCCESS. CALIFORNIA: CRISP PUBLICATION, 1994.
MLA-čujuhus (9. p.)THORTON GAUTAM. PROSPECTING: KEY TO SALES SUCCESS. CRISP PUBLICATION, 1994.
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