Kumar, A. (1979). Geomorphology of Simdega and its adjoining area, Bihar. National Geographical Society of India.
Lua i Stíl Chicago (17ú heag.)Kumar, Anil. Geomorphology of Simdega and Its Adjoining Area, Bihar. Varanasi: National Geographical Society of India, 1979.
Lua MLA (8ú heag.)Kumar, Anil. Geomorphology of Simdega and Its Adjoining Area, Bihar. National Geographical Society of India, 1979.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.