APA (7th ed.) Citation

Trypolska, H. S. (2012). State police ef?ciency in "green energy" production.

Chicago Style (17th ed.) Citation

Trypolska, H. S. State Police Ef?ciency in "green Energy" Production. 2012.

MLA (8th ed.) Citation

Trypolska, H. S. State Police Ef?ciency in "green Energy" Production. 2012.

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