00617nam a2200157Ia 4500001000500000005001700005008004100022020001500063100003100078245012400109260006500233300003100298650003400329999001500363952008100378949820261006004201.0120911s9999    xx            000 0 und d  a0471172499  aBuchanan, Robert W.910200  aMeasuring the impact of your web site : proven yardsticks for evaluating / Robert W Buchanan , Jr., Charles Lukaszewski  bNew York : John Wiley, c 1997aNew York : John Wiley, c 1997  axx, 316 p. : ill. ; 24 cm.  aWeb sites-- Evaluation910201  c9498d9498  00104070aNUbNUd2012-09-11l0p9165r2012-09-11 00:00:00w2012-09-11yOS