00333nam a2200133Ia 450000500170000008000180001710000150003524500520005026000380010230000110014058300190015194200120017099900170018220260716043030.0  a18.04.01 P716  aPlatek, R.  aDevelopment and design of survey questionnaires  bStatistics CanadaaOttawaCAc1985  a119 p.  c3/7/00kM2LMGR  cMmP716  c39047d39047