10 Most Valuable Hummel Figurines: Value and Price Guide
The Official M.I. Hummel Price Guide: Figurines & Plates (Hummel Figurines and Plates): Von Recklinghausen, Heidi Ann: 9781440237133: Amazon.com: Books
Goebel MI Hummel Figurines Value and Worth – Collectibles at Appletreedeals.com
Hummel Figurines (Price List and Value Guide)
Hummel Figurines: Price List, History and Rare Examples