Dube, D. R. (1987). Agricultural geography: Issues and applications. Gain.
Citación estilo ChicagoDube, Dr. R.S. Agricultural Geography: Issues and Applications. Delhi: Gain, 1987.
Cita MLADube, Dr. R.S. Agricultural Geography: Issues and Applications. Gain, 1987.
Warning: These citations may not always be 100% accurate.