Schultz, T. P. (1972). The effectiveness of population policies: Alternative methods of statistical inference. Rand Corporation.
Lua i Stíl Chicago (17ú heag.)Schultz, T. Paul. The Effectiveness of Population Policies: Alternative Methods of Statistical Inference. Santa Monica, Calif: Rand Corporation, 1972.
Lua MLA (9ú heag.)Schultz, T. Paul. The Effectiveness of Population Policies: Alternative Methods of Statistical Inference. Rand Corporation, 1972.
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