Kipps, M. S., & wolfe, T. K. (1959). Production of field crops: A text book of agronomy (5.). Mc Graw- Hill Book Company Inc.
Chicago Edition CitationKipps, M S., i T K. wolfe. Production of Field Crops: A Text Book of Agronomy. 5. Newyork: Mc Graw- Hill Book Company Inc, 1959.
Cita MLAKipps, M S., i T K. wolfe. Production of Field Crops: A Text Book of Agronomy. 5. Mc Graw- Hill Book Company Inc, 1959.
Atenció: Aquestes cites poden no estar 100% correctes.