Каћуша — разлика између измена

* {{Cite book |ref= harv|last = Zaloga| first = Steven J. | authorlink = Steven Zaloga | coauthors = James Grandsen | title = Soviet Tanks and Combat Vehicles of World War Two | publisher = Arms and Armour Press | year = 1984 | location = London | pages=150-54 | url =|id=ISBN 0-85368-606-8}}