Sengupta , Pradip Kumar . The logical structure of science : an enquiry into some metascientific and methodological problems of scientific explanations / Pradip Kumar Sengupta. - Santiniketan : Centre of Advanced study in Philosophy , 1970. - 266p. : ill. ; 18cm . Include index ISBN: Rs. 130.00 (Hb) Subjects--Index Terms: LOGIC Dewey Class. No.: 160 / SEN/L