TY - BOOK AU - Fisher, Ronald A. TI - Statistical methods for research workers T2 - Biological monographs and manuals; 5 U1 - 001.422 21st ed. PY - 1958/// CY - Edinburgh PB - Oliver and Boyd KW - Biology-Research KW - Biology-Statistical methods KW - Biometry KW - Statistics N1 - 340-56 includes index ER -