00423nam a22001577a 4500 20260622111417.0 260622b |||||||| |||| 00| 0 eng d 81-7036-616-X eng 300 WAL/O Wallerstein, Immanuel Open the Social Science / by Immanuel Wallerstein et al. New Delhi: VistarnPublications; 1998. 105p. BK 47994 47994