Dibbs, O., & Perera, P. (1976). Promoting sales: A systematic approach to benefit selling. Jaico.
Chicago Stili AlıntıDibbs, Owen, ve Patricia Perera. Promoting Sales: A Systematic Approach to Benefit Selling. Madras: Jaico, 1976.
MLA AlıntıDibbs, Owen, ve Patricia Perera. Promoting Sales: A Systematic Approach to Benefit Selling. Jaico, 1976.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..