003400000a22001210004500060000800000082001600008100002200024245004800046260004600094260000900140300000800149650006100157  a100  a001.434 FED  aFederer, Walter T  aExperimental design: theory and application  aNewdelhi, Oxford & IBH publishing company  c1955  a544  aExperimental design/research/knowledge/statistical tools