Cita APA (7th ed.)

ebrary, Inc, Varfolomeev, S. D., Zaikov, G. E., & Krylova, L. P. (2011). Biotechnology and the ecology of big cities. Nova Science Publishers, Inc..

Cita Chicago (17th ed.)

ebrary, Inc, Sergei D. Varfolomeev, G. E. Zaikov, i Larisa P. Krylova. Biotechnology and the Ecology of Big Cities. New York: Nova Science Publishers, Inc., 2011.

Cita MLA (9th ed.)

ebrary, Inc, et al. Biotechnology and the Ecology of Big Cities. Nova Science Publishers, Inc., 2011.