Cita APA (7a ed.)
Engelhardt, F. (1925). Forecasting School Population.
Cita Chicago Style (17a ed.)
Engelhardt, Fred. Forecasting School Population. New York, 1925.
Cita MLA (9a ed.)
Engelhardt, Fred. Forecasting School Population. 1925.
Precaución: Estas citas no son 100% exactas.