APA (7th ed.) Citation

Karam, W. P. (2009). Tree growth: Influences, layers and types. Nova Science Publishers.

Chicago Style (17th ed.) Citation

Karam, Wesley P. Tree Growth: Influences, Layers and Types. New York: Nova Science Publishers, 2009.

MLA (9th ed.) Citation

Karam, Wesley P. Tree Growth: Influences, Layers and Types. Nova Science Publishers, 2009.