APA-čujuhus (7. p.)
ebrary, Inc, Varfolomeev, S. D., Zaikov, G. E., & Krylova, L. P. (2011). Biotechnology and the ecology of big cities. Nova Science Publishers, Inc..
Chicago-čujuhus (17. p.)
ebrary, Inc, Sergei D. Varfolomeev, G. E. Zaikov, juo Larisa P. Krylova. Biotechnology and the Ecology of Big Cities. New York: Nova Science Publishers, Inc., 2011.
MLA-čujuhus (9. p.)
ebrary, Inc, et al. Biotechnology and the Ecology of Big Cities. Nova Science Publishers, Inc., 2011.
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