Martin, W. J. (1937). Studies in the declining birth-rate, England and Wales: 1. The Northern Counties 2. Summary of Results for all Areas.
Citación estilo ChicagoMartin, W. J. Studies in the Declining Birth-rate, England and Wales: 1. The Northern Counties 2. Summary of Results for All Areas. 1937.
Cita MLAMartin, W. J. Studies in the Declining Birth-rate, England and Wales: 1. The Northern Counties 2. Summary of Results for All Areas. 1937.
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