APA (7th ed.) Citation

Chuvikina, N. V. (2010). An opinion of clean environment.

Chicago Style (17th ed.) Citation

Chuvikina, N. V. An Opinion of Clean Environment. 2010.

MLA (8th ed.) Citation

Chuvikina, N. V. An Opinion of Clean Environment. 2010.

Warning: These citations may not always be 100% accurate.