Lok, D. (2017). Influence: 47 forbidden psychological tactics you can use to motivate, influence and persuade your prospect (Unabridged.). Your Coach Digital.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLok, Dan. Influence: 47 Forbidden Psychological Tactics You Can Use to Motivate, Influence and Persuade Your Prospect. Unabridged. Rego Park: Your Coach Digital, 2017.
एमएलए (8वां संस्करण) प्रशस्ति पत्रLok, Dan. Influence: 47 Forbidden Psychological Tactics You Can Use to Motivate, Influence and Persuade Your Prospect. Unabridged. Your Coach Digital, 2017.
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