APA ציטוט

Troeh, F. R. (2003). Dictionary of agricultural and environmental science. Ames, Iowa: Iowa State Press.

Trích dẫn kiểu Chicago

Troeh, Frederick R. Dictionary of Agricultural and Environmental Science. Ames, Iowa: Iowa State Press, 2003.

ציטוט MLA

Troeh, Frederick R. Dictionary of Agricultural and Environmental Science. Ames, Iowa: Iowa State Press, 2003.