Weston, P. B., & Wells, K. M. (1990). Criminal investigation: Basic perspectives (5th ed.). Prentice-Hall.
Cita Chicago (17th ed.)Weston, Paul B., i Kenneth M. Wells. Criminal Investigation: Basic Perspectives. 5th ed. Englewood Cliffs, N.J: Prentice-Hall, 1990.
Cita MLA (9th ed.)Weston, Paul B., i Kenneth M. Wells. Criminal Investigation: Basic Perspectives. 5th ed. Prentice-Hall, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.