RT Journal Article SR Electronic T1 Now. Or Never JF Journal of Advertising Research JO J Advert Res FD WARC SP 263 OP 265 DO 10.2501/S0021849909090448 VO 49 IS 3 A1 Alan Wurtzel YR 2009 UL http://www.journalofadvertisingresearch.com/content/49/3/263.abstract AB