Hanna, S. L. (1991). Person to person: Positive relationships don't just happen. Prentice-Hall.
芝加哥风格引文Hanna, Sharon L. Person to Person: Positive Relationships Don't Just Happen. Englewood Cliffs NJ: Prentice-Hall, 1991.
MLA引文Hanna, Sharon L. Person to Person: Positive Relationships Don't Just Happen. Prentice-Hall, 1991.
警告：这些引文格式不一定是100％准确.