APA (7th ed.) Citation

Ingleton, R. D. (1979). Police of the world / (by) Roy D. Ingleton. Allan.

Chicago Style (17th ed.) Citation

Ingleton, Roy D. Police of the World / (by) Roy D. Ingleton. London: Allan, 1979.

MLA (9th ed.) Citation

Ingleton, Roy D. Police of the World / (by) Roy D. Ingleton. Allan, 1979.

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