Richey, C. B. (1961). Agricultural engineers' handbook. New York: McGraw-Hill.
Chicago Style CitationRichey, C. B. Agricultural Engineers' Handbook. New York: McGraw-Hill, 1961.
Cita MLARichey, C. B. Agricultural Engineers' Handbook. New York: McGraw-Hill, 1961.
Atenció: Aquestes cites poden no estar 100% correctes.