Παραπομπή σε μορφή APA (7η εκδ.)

Hockenberry, T., & Hockenberry, D. (1989). Collectible German Animals Value Guide, 1948-1968: An Identification and Price Guide to Steiff, Schuco, Hermann, and Other German Companies. Hobby House Press, Inc.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Hockenberry, Tom, και Dee Hockenberry. Collectible German Animals Value Guide, 1948-1968: An Identification and Price Guide to Steiff, Schuco, Hermann, and Other German Companies. Cumberland/ Marayland: Hobby House Press, Inc, 1989.

Παραπομπή σε μορφή MLA (8th εκδ.)

Hockenberry, Tom, και Dee Hockenberry. Collectible German Animals Value Guide, 1948-1968: An Identification and Price Guide to Steiff, Schuco, Hermann, and Other German Companies. Hobby House Press, Inc, 1989.