00269nam a2200109Ia 450000500170000000800410001708200150005810000180007324500260009126000310011730000110014820260205055714.0260111s9999||||xx |||||||||||||| ||und||  a501  F177P  aFaizal, N. M. 0aPhilosophy of science  aNew DelhibClassicalc2006  a136 p.