APA (7th ed.) Citation

Karlen, D. L. (2014). Cellulosic energy cropping systems. Wiley.

Chicago Style (17th ed.) Citation

Karlen, D. L. Cellulosic Energy Cropping Systems. Chichester, England: Wiley, 2014.

MLA (9th ed.) Citation

Karlen, D. L. Cellulosic Energy Cropping Systems. Wiley, 2014.

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