Moser, C. A., & Kalton, G. Survey methods in social investigation (2.). s.e.
Cita Chicago Style (17a ed.)Moser, C. A., y Graham Kalton. Survey Methods in Social Investigation. 2. s.l.: s.e.
Cita MLA (9a ed.)Moser, C. A., y Graham Kalton. Survey Methods in Social Investigation. 2. s.e.
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