Cita APA (7a ed.)

Blake, W. F. (2013). A manual of private investigation techniques: Developing sophisticated investigative and business skills to meet modern challenges. Charles C Thomas.

Cita Chicago Style (17a ed.)

Blake, William F. A Manual of Private Investigation Techniques: Developing Sophisticated Investigative and Business Skills to Meet Modern Challenges. Springfield, Ill.: Charles C Thomas, 2013.

Cita MLA (8a ed.)

Blake, William F. A Manual of Private Investigation Techniques: Developing Sophisticated Investigative and Business Skills to Meet Modern Challenges. Charles C Thomas, 2013.