APA (7th ed.) Citation

Guevara, R. M., & Tatoy, R. S. (2010). Police intelligence and secret service. Wiseman's Books Trading.

Chicago Style (17th ed.) Citation

Guevara, Ricardo M., and Rodolfo S. Tatoy. Police Intelligence and Secret Service. Quezon City: Wiseman's Books Trading, 2010.

MLA (9th ed.) Citation

Guevara, Ricardo M., and Rodolfo S. Tatoy. Police Intelligence and Secret Service. Wiseman's Books Trading, 2010.