Cita APA (7a ed.)

Policy Studies Organization. (1975). Policy Studies Organization series: Causes, policy, effects. Heath.

Cita Chicago Style (17a ed.)

Policy Studies Organization. Policy Studies Organization Series: Causes, Policy, Effects. Lexington, Mass: Heath, 1975.

Cita MLA (9a ed.)

Policy Studies Organization. Policy Studies Organization Series: Causes, Policy, Effects. Heath, 1975.