Telephone Survey Methods Sampling, Selection, and Supervision Lavrakas Paul J. Heftet / 1993 / Engelsk
Taking a Bite Out of Crime The Impact of the National Citizens′ Crime Prevention Media Campaign O′Keefe, Garrett J. Innbundet / 1996 / Engelsk
Taking a Bite Out of Crime The Impact of the National Citizens′ Crime Prevention Media Campaign O′Keefe, Garrett J. Heftet / 1996 / Engelsk
