Não informado. (1970). BIOSIS list of serials with coden, title abbreviations, new, changed and ceased titles. Biosciences Information Service of Biological Abstracts.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Não informado. BIOSIS List of Serials with Coden, Title Abbreviations, New, Changed and Ceased Titles. Philadelphia, Pa: Biosciences Information Service of Biological Abstracts, 1970.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Não informado. BIOSIS List of Serials with Coden, Title Abbreviations, New, Changed and Ceased Titles. Biosciences Information Service of Biological Abstracts, 1970.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.