Fishbein et al. 2002. Fishbein, Martin; Hall-Jamieson, Kathleen; Zimmer, Eric; von Haeften, Ina; Nabi, Robin (February 2002), "Avoiding the Boomerang: Testing the Relative Effectiveness of Antidrug Public Service Announcements Before a National Campaign", American Journal of Public Health, 92 (2): 238–45, doi:10.2105/AJPH.92.2.238, PMC1447050, PMID11818299
Fishbein et al. 2002. Fishbein, Martin; Hall-Jamieson, Kathleen; Zimmer, Eric; von Haeften, Ina; Nabi, Robin (February 2002), "Avoiding the Boomerang: Testing the Relative Effectiveness of Antidrug Public Service Announcements Before a National Campaign", American Journal of Public Health, 92 (2): 238–45, doi:10.2105/AJPH.92.2.238, PMC1447050, PMID11818299
pubmed.ncbi.nlm.nih.gov
Fishbein et al. 2002. Fishbein, Martin; Hall-Jamieson, Kathleen; Zimmer, Eric; von Haeften, Ina; Nabi, Robin (February 2002), "Avoiding the Boomerang: Testing the Relative Effectiveness of Antidrug Public Service Announcements Before a National Campaign", American Journal of Public Health, 92 (2): 238–45, doi:10.2105/AJPH.92.2.238, PMC1447050, PMID11818299