APA-čujuhus (7. p.)

MERCER DAVID. (1988). SALES: PROFESSIONAL STRATEGIES AND TECHNIQUES...HIGH LEVEL SALES. KOGAN PAGE.

Chicago-čujuhus (17. p.)

MERCER DAVID. SALES: PROFESSIONAL STRATEGIES AND TECHNIQUES...HIGH LEVEL SALES. LONDON: KOGAN PAGE, 1988.

MLA-čujuhus (9. p.)

MERCER DAVID. SALES: PROFESSIONAL STRATEGIES AND TECHNIQUES...HIGH LEVEL SALES. KOGAN PAGE, 1988.

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