1. Identifying the core periodical literature of the Agricultural Communications Documentation Center Collection: Agricultural Communications Documentation Center (ACDC) Contributers: Zumalt, Joseph R. (author) Format: Journal article Publication Date: 2007 Published: Internationall Location: Agricultural Communications Documentation Center, Funk Library, University of Illinois Document Number: C27255 Journal Title: Journal of Agricultural and Food Information Journal Title Details: 8(3) : 43-63 Notes: Posted at http://www.ideals.uiuc.edu/handle/2142/3495