APA (7 वां संस्करण) प्रशस्ति पत्र

Hanna, S. L. (1991). Person to person: Positive relationships don't just happen. Prentice-Hall.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Hanna, Sharon L. Person to Person: Positive Relationships Don't Just Happen. Englewood Cliffs NJ: Prentice-Hall, 1991.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Hanna, Sharon L. Person to Person: Positive Relationships Don't Just Happen. Prentice-Hall, 1991.