Cita APA (7a ed.)

Ward, R. A. (1964). Operational research in local goverment. Allen & Unwi.

Cita Chicago Style (17a ed.)

Ward, R. A. Operational Research in Local Goverment. London: Allen & Unwi, 1964.

Cita MLA (9a ed.)

Ward, R. A. Operational Research in Local Goverment. Allen & Unwi, 1964.