Author: Tiwari, S P
Publisher:Punthi Pustak, Calcutta
Copyright:1985
Author: Roy, M. N.
Publisher:The Radical Democratic Party, Calcutta
Copyright:1944
Author:
Publisher:Nehru Science Centre-National Council of Science Museums, Mumbai
Copyright:2016
Author: Sukthankar, V.S.
Publisher:V.S. Sukhankar Memorial Edition Committee, Poona
Copyright:1944
Author: Sukthankar, V. S.
Publisher:V. S. Sukthankar Edition Committee, Poona
Copyright:1944
Author: Venkatasubban, K. R
Publisher:Annamalai university, Annamalainagar
Copyright:1944
Author: Mason, Bernard S.
Publisher:A. S. Barnes, New York
Copyright:1944
Author: Roy,Shibani Rizvi, S H M
Publisher:B.R. Pub. Corp. , New Delhi
Copyright:1985
Author: Mehta, Vaikunth Lalubhai
Publisher:Sam. M. Neksatkhan, Bombay
Copyright:1944
Author: Sivaramamurti, C.; Dikshit , K. N
Publisher:Thompson, Madras
Copyright:1944
Author: Mehta, F. C.
Publisher:Hero Publications, Lahore
Copyright:1944