Raven, H. P., & Raven, P. H. .. . a. (2013). Biology (9th ed.). McGraw-Hill.
Chicago-čujuhus (17. p.)Raven, H. Peter, juo Peter H ......[et al] Raven. Biology. 9th ed. New York: McGraw-Hill, 2013.
MLA-čujuhus (9. p.)Raven, H. Peter, juo Peter H ......[et al] Raven. Biology. 9th ed. McGraw-Hill, 2013.
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