(1949). Population census methods.
Cita Chicago Style (17a ed.)Population Census Methods. Lake Success, N.Y, 1949.
Cita MLA (8a ed.)Population Census Methods. 1949.
Precaución: Estas citas no son 100% exactas.
(1949). Population census methods.
Cita Chicago Style (17a ed.)Population Census Methods. Lake Success, N.Y, 1949.
Cita MLA (8a ed.)Population Census Methods. 1949.