APA (7 वां संस्करण) प्रशस्ति पत्र

Gurian, M. (2009). The purpose of boys: Helping our sons find meaning, significance, and direction in their lives. Jossey-Bass.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Gurian, Michael. The Purpose of Boys: Helping Our Sons Find Meaning, Significance, and Direction in Their Lives. San Francisco, Calif.: Jossey-Bass, 2009.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Gurian, Michael. The Purpose of Boys: Helping Our Sons Find Meaning, Significance, and Direction in Their Lives. Jossey-Bass, 2009.

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