MiG-21 Fishbed, Part 2 - Walk Around No. 39: Hans-Heiri, Stapfer: 9780897474863: Amazon.com: Books
Mig-21 Fishbed in Detail - Mig-21 MF / UM Variants Photo Manual for Modellers - Mil Mi-24 All Variants - Present Aircraft Line No. 07: Koran, Frantisek & Martinek, Josef & Rogl,