00268nam a2200097Ia 4500008004100000082001300041100003200054245003800086260003800124300000800162140113s9999    xx            000 0 und d  a311   J7  a"Cochran, W.G. & Cox, G.M."  aExperimental Designs. 2nd edition  a1957bJohn Wiley & SonscNew York  a611