Harvard Business Review Press. (2018). Purpose, Meaning, and Passion. Harvard Business Review Press.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Harvard Business Review Press. Purpose, Meaning, and Passion. Boston, Massachesutts: Harvard Business Review Press, 2018.
MLA -ийн эшлэл (9 дэх хэвлэлт)Harvard Business Review Press. Purpose, Meaning, and Passion. Harvard Business Review Press, 2018.
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