APA (7th ed.) Citation

O'Hara, C. E., & O'Hara, G. L. (2003). Fundamentals of criminal investigation (7. ed.). Thomas.

Chicago Style (17th ed.) Citation

O'Hara, Charles E., and Gregory L. O'Hara. Fundamentals of Criminal Investigation. 7. ed. Springfield, Ill: Thomas, 2003.

MLA (9th ed.) Citation

O'Hara, Charles E., and Gregory L. O'Hara. Fundamentals of Criminal Investigation. 7. ed. Thomas, 2003.