APA (7th ed.) Citation

Bergman, E. F., & McKnight, T. L. (1993). Introduction to geography. Prentice-Hall.

Chicago Style (17th ed.) Citation

Bergman, Edward F., and Tom L. McKnight. Introduction to Geography. Englewood Cliffs: Prentice-Hall, 1993.

MLA (9th ed.) Citation

Bergman, Edward F., and Tom L. McKnight. Introduction to Geography. Prentice-Hall, 1993.