Indien National Council of Educational Research and Training & Anantapadmanabhan, N. (1994). Understanding environment: A textbook in geography for class IX ([General world geography for secondary classes], 1. ed. 1989, 6. reprint ed.). Publ. Dep. by the Secretary, National Council of Educational Research and Training.
Chicago-Zitierstil (17. Ausg.)Indien National Council of Educational Research and Training und N. Anantapadmanabhan. Understanding Environment: A Textbook in Geography for Class IX. [General world geography for secondary classes], 1. ed. 1989, 6. reprint ed. New Delhi: Publ. Dep. by the Secretary, National Council of Educational Research and Training, 1994.
MLA-Zitierstil (9. Ausg.)Indien National Council of Educational Research and Training und N. Anantapadmanabhan. Understanding Environment: A Textbook in Geography for Class IX. [General world geography for secondary classes], 1. ed. 1989, 6. reprint ed. Publ. Dep. by the Secretary, National Council of Educational Research and Training, 1994.