Não informado. (1982). International Information, Communication and Education. P. Kaula Endowment for Library and Information Science.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. International Information, Communication and Education. Lucknow, India: P. Kaula Endowment for Library and Information Science, 1982.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. International Information, Communication and Education. P. Kaula Endowment for Library and Information Science, 1982.
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