00998nam a2200265 i 450099100137174970753620020502191442.0940524s1993 uk ||| | eng 0803949987b11503245-39ule_instPRUMB59766ExLDip. di SSSC - Sociologiaita613.07Backer, Thomas526912Organizational aspects of health communication campaigns :what works ? /Thomas E. Backer, Everett M. Rogers editorsLondon :Sage,c1993ix, 249 p. ;21 cm.ComunicazioneRogers, Everett M..b1150324521-09-0601-07-02991001371749707536LE021 C1BISA1712021000217913LE021N-11077le021-E0.00-l- 00000.i1169692801-07-02Organizational aspects of health communication campaigns813562UNISALENTOle02101-01-94ma -enguk 01