1. The small family system: is it injurious or immoral? Author(s): Drysdale, C. V. (Charles Vickery), 1874-1961, author Publication: New York : B.W. Huebsch, 1914 Subject(s): Family CharacteristicsBirth RateContraceptionPopulation Dynamics
2. The small family system: is it injurious or immoral? Author(s): Drysdale, C. V. (Charles Vickery), 1874-1961, author Publication: New York : B.W. Huebsch, 1917 Subject(s): Population DynamicsPopulation ControlContraception
