1. Largest communications agencies Collection: Agricultural Communications Documentation Center (ACDC) Format: Journal article Publication Date: 2019-05 Published: USA Location: Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: 32 Document Number: D10586 Journal Title: Agri Marketing Journal Title Details: 57(4) : 32-43 Notes: via library catalog., Annual listing of the largest marketing communications agencies whose clients sell products and services within the agricultural industry and/or the rural lifestyle industry.