Duggar, J. F. Southern Fıeld Crops. New York: The Mc Mıllan Company New York.
Chicago Style CitationDuggar, John Frederıck. Southern Fıeld Crops. New York: The Mc Mıllan Company New York.
MLA CitationDuggar, John Frederıck. Southern Fıeld Crops. New York: The Mc Mıllan Company New York.
Warning: These citations may not always be 100% accurate.