Não informado. (1970). BIOSIS list of serials with coden, title abbreviations, new, changed and ceased titles. Biosciences Information Service of Biological Abstracts.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. BIOSIS List of Serials with Coden, Title Abbreviations, New, Changed and Ceased Titles. Philadelphia, Pa: Biosciences Information Service of Biological Abstracts, 1970.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. BIOSIS List of Serials with Coden, Title Abbreviations, New, Changed and Ceased Titles. Biosciences Information Service of Biological Abstracts, 1970.
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