APA-čujuhus (7. p.)
Day, S. B. (1982). A Companion to the life sciences. Van Nostrand Reinhold.
Chicago-čujuhus (17. p.)
Day, Stacey B. A Companion to the Life Sciences. New York: Van Nostrand Reinhold, 1982.
MLA-čujuhus (9. p.)
Day, Stacey B. A Companion to the Life Sciences. Van Nostrand Reinhold, 1982.
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