Tracy, B. (2021). The psychology of selling / Brian Tracy, penerjemah, Windayati Wanayu; penyunting, Gabriella Felicia, Mursyidah. Bhuana Ilmu Populer.
Chicago Style (17th ed.) CitationTracy, Brian. The Psychology of Selling / Brian Tracy, Penerjemah, Windayati Wanayu; Penyunting, Gabriella Felicia, Mursyidah. Bhuana Ilmu Populer, 2021.
MLA (8th ed.) CitationTracy, Brian. The Psychology of Selling / Brian Tracy, Penerjemah, Windayati Wanayu; Penyunting, Gabriella Felicia, Mursyidah. Bhuana Ilmu Populer, 2021.
Warning: These citations may not always be 100% accurate.