JP Gupta. (1997). Agroforestry for sustained productivity in Arid regions. Scientific publishers.
Chicago ZitierstilJP Gupta. Agroforestry for Sustained Productivity in Arid Regions. Jodhpur: Scientific publishers, 1997.
MLA ZitierstilJP Gupta. Agroforestry for Sustained Productivity in Arid Regions. Scientific publishers, 1997.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.