00540nam a2200181Ia 4500 IN-BaIIA 211028s9999 xx 000 0 eng d 0-691-09550-7 IIA Library 5 DER Derry, Gregory N 28696 What science is and how it works Gregory N. Derry New Jersey Princeton University Press 1999 xii, 311p. Science 1299 Scientific discovery 28697 BK 15555 15555 0 0 0 0 BAN BAN GEN 2003-12-19 EDS 953.64 0 5/ DER 16477 2021-11-05 953.64 2003-12-19 BK Rs. 953.64