002920000a22001090004500 Bangla Academy Dhaka 590p. Social factors in development: Seminar 10; collected works of related documents <En> 338.93/SOC <Development projects> 32208 32208 0 0 ddc Seminar 10 0 0 NFIC BIDSLDC BIDSLDC GEN 1990-12-17 1964-65 338.93/SOC 083869 2026-08-11 C-01 2026-08-11