APA ציטוט

Klochkov N & Kobzeva N. A. (2011). Solution of environmental problems. Alternative energy. 2011.

Chicago Style (17th ed.) Citation

Klochkov N and Kobzeva N. A. Solution of Environmental Problems. Alternative Energy. 2011, 2011.

ציטוט MLA

Klochkov N and Kobzeva N. A. Solution of Environmental Problems. Alternative Energy. 2011, 2011.