APA (7th ed.) Citation

Melton, H. K., Wallace, R., & Schlesinger, H. R. (2020). Spy sites of New York City: A guide to the region's secret history. Georgetown University Press.

Chicago Style (17th ed.) Citation

Melton, H. Keith, Robert Wallace, and Henry R. Schlesinger. Spy Sites of New York City: A Guide to the Region's Secret History. Washington, D.C.: Georgetown University Press, 2020.

MLA (9th ed.) Citation

Melton, H. Keith, et al. Spy Sites of New York City: A Guide to the Region's Secret History. Georgetown University Press, 2020.