Mail and internet surveys : the tailored desig method /
Dillman, Don A.
Mail and internet surveys : the tailored desig method / Don A. Dillman - 2 - New York : John Wiley y Sons, Inc., 2000 - xvi, 464 p.
0471323543
HM 538 D578m 2000
Mail and internet surveys : the tailored desig method / Don A. Dillman - 2 - New York : John Wiley y Sons, Inc., 2000 - xvi, 464 p.
0471323543
HM 538 D578m 2000
