Não informado. (1972). Hungarian Library and Information Science Abstracts. National Széchényi Library, Centre for Library Science and Methodology.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Hungarian Library and Information Science Abstracts. Budapest: National Széchényi Library, Centre for Library Science and Methodology, 1972.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Hungarian Library and Information Science Abstracts. National Széchényi Library, Centre for Library Science and Methodology, 1972.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.