APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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