John Deere Shop Manual: Series A, B, G, H, Models D, M: Editors of Haynes Manuals: 9780872880672: Amazon.com: Books
Amazon.com: John Deere 1/64 5020 Tractor with Duals - LP79670 : Toys & Games
Amazon.com: John Deere 1/16 5020 Two Cylinder Club Collector Edition Toy - LP82790 : Toys & Games
GREEN MAGAZINE - The monthly magazine for John Deere enthusiasts. April, 2009 - Volume 25; Number 4 (Farm Machinery, tractors, first 6030 built on cover, 2020 tractor): Richard Hain: Amazon.com: Books
Amazon.com: RAParts One New Aftermarket Light AZ101891 Fits John Deere 5020 6010 6020 : Patio, Lawn & Garden