A conceptual model of interpersonal purchase influence in organizations / Robert J. Thomas.
- Philadelphia, Pa. : Wharton School, University of Pennsylvania, Marketing Dept., 
18 leaves : ill. ; 28 cm.
- Working paper (Wharton School. Marketing Dept.) ; no. 82-003.
Working paper / Wharton School, University of Pennsylvania, Marketing Dept. ; no. 82-003