Kempthorne, O. e. (1954). Statistics and mathematicas in biology. Iowa State College Press.
Lua i Stíl Chicago (17ú heag.)Kempthorne, Oscar ed. Statistics and Mathematicas in Biology. Ames: Iowa State College Press, 1954.
Lua MLA (9ú heag.)Kempthorne, Oscar ed. Statistics and Mathematicas in Biology. Iowa State College Press, 1954.
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