00370nam a2200133 a 450000500170000000800410001702000150005804100080007308200100008110000170009124500420010826400550015030000310020520260717091617.0260717s1998    ii            000 0 eng d  a8185623015  aeng04a153.91 aChopra, Ravi10aReasoning & reasoning /cChopra, Ravi 1aNew Delhi :bGalgotia Publishing Pvt. Ltd.,c1998.  av, Sev. p. : ill. ; 24 cm.