APA (7th ed.) Citation

Manning, E. W. Practical Instruction for Detectives: A Complete Course in Secret Service Study.

Chicago Style (17th ed.) Citation

Manning, Emmerson Wain. Practical Instruction for Detectives: A Complete Course in Secret Service Study.

MLA (9th ed.) Citation

Manning, Emmerson Wain. Practical Instruction for Detectives: A Complete Course in Secret Service Study.

Warning: These citations may not always be 100% accurate.