ebrary, Inc, Varfolomeev, S. D., Zaikov, G. E., & Krylova, L. P. (2011). Biotechnology and the ecology of big cities. Nova Science Publishers, Inc..
Lua i Stíl Chicago (17ú heag.)ebrary, Inc, Sergei D. Varfolomeev, G. E. Zaikov, agus Larisa P. Krylova. Biotechnology and the Ecology of Big Cities. New York: Nova Science Publishers, Inc., 2011.
Lua MLA (9ú heag.)ebrary, Inc, et al. Biotechnology and the Ecology of Big Cities. Nova Science Publishers, Inc., 2011.
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