Não informado. (1981). Soviet Engineering Research. Production Engineering Research Association.
Chicago-Zitierstil (17. Ausg.)Não informado. Soviet Engineering Research. Melton Mowbray, Inglaterra: Production Engineering Research Association, 1981.
MLA-Zitierstil (8. Ausg.)Não informado. Soviet Engineering Research. Production Engineering Research Association, 1981.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.