Cita APA (7a ed.)

Richardson, J. F. (1970). The New York police: Colonial times to 1901. Oxford Univ. Pr.

Cita Chicago Style (17a ed.)

Richardson, James F. The New York Police: Colonial Times to 1901. New York: Oxford Univ. Pr, 1970.

Cita MLA (9a ed.)

Richardson, James F. The New York Police: Colonial Times to 1901. Oxford Univ. Pr, 1970.