Bangladesh science and technology index Vol. II Bangladesh National Scientific and Technical Documentation Centre text bibliography bg Dacca, BANSDOC 1977 19uu continuing eng
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v. II : 29 cm. indexed by anattun nessa, nasiba khatuun, m. asharul haque and mashhoob elahie ; edited by A. K. M. Ahsanullah, Ahsan A., Biswas and M. O. Ghani a-bg--- Science Bibliography Technology Bibliography Patents Bangladesh Bibliography Z7401 .B28 Q158.5 501.6 BAN Bangladesh science and technology abstracts (DLC) 93900596 (OCoLC)34527452 78914030 DLC 781220 20140819093323.0 11223557 eng