00314nam a2200121Ia 4500008004100000041000800041082001200049100001300061245004400074260003500118300003200153365000700185240624s9999    xx            000 0 und d  aeng  a720 PUR  aPURI B B  aVASTU SCIENCE FOR 21ST CENTURY TO ENJOY  c2008aNew DelhibNew Age Books  axvii, : 297 : p. : cm. ; 21  cRS