Indien National Council of Educational Research and Training, Joshi, K. L., Sinha, S., & Gupta, D. P. (1996). Principles of geography: A textbook for class .. ([Higher secondary stage], 1. ed. 1989, 7. reprint ed.). Publ. Div. by the Secretary, National Council of Educational Research and Training.
Cita Chicago Style (17a ed.)Indien National Council of Educational Research and Training, Krishan L. Joshi, Savita Sinha, y Dwarka P. Gupta. Principles of Geography: A Textbook for Class .. [Higher secondary stage], 1. ed. 1989, 7. reprint ed. New Delhi: Publ. Div. by the Secretary, National Council of Educational Research and Training, 1996.
Cita MLA (9a ed.)Indien National Council of Educational Research and Training, et al. Principles of Geography: A Textbook for Class .. [Higher secondary stage], 1. ed. 1989, 7. reprint ed. Publ. Div. by the Secretary, National Council of Educational Research and Training, 1996.