Waller, L.. (2004). Applied sapital statistics for public heath data. Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)Waller, Lance. Applied Sapital Statistics for Public Heath Data. New Jersey: Wiley & Sons, 2004.
Lua MLA (9ú heag.)Waller, Lance. Applied Sapital Statistics for Public Heath Data. Wiley & Sons, 2004.
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