1. Percentage of sales invested in advertising in 1960-'61: for 271 separate product classifications Collection: Agricultural Communications Documentation Center (ACDC) Format: Journal article Publication Date: 1963-08-05 Published: USA Location: Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: 122 Document Number: C15720 Journal Title: Advertising Age Journal Title Details: 34: 73 Notes: 1 p.
