003900000a22001450004500060000800000082001700008100002200025245004700047260004600094260000900140300000800149650006100157942000700218999001900225  a100  a001. 434 FED  aFederer, Walter T  aExperimetal design: theory and application  aNewdelhi, Oxford & IBH publishing company  c1955  a544  aExperimental design/research/knowledge/statistical tools  cBK  c360806d360806