Reddy, D. U. D. a. P. A. Environmental education for rural population. Discovery Publishing House.
Chicago-Zitierstil (17. Ausg.)Reddy, D. Uma Devi and P. Adinarayana. Environmental Education for Rural Population. Discovery Publishing House.
MLA-Zitierstil (8. Ausg.)Reddy, D. Uma Devi and P. Adinarayana. Environmental Education for Rural Population. Discovery Publishing House.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.