00323nam a2200133Ia 4500008004100000020002200041041000800063082001200071100001600083245004500099250001700144260002000161300000800181230718s2008    xx            000 0 und d  a978-81-312-1132-8  aeng  a617.752  aKHURANA A.K  aTHEORY & PRACTICE OF OPTICS & REFRACTION  a2nd Edition   bElsevier c2008  a445