00413nam a2200145 a 450000500170000000800410001702000150005804100080007308200120008110000170009324500580011025000120016826400610018030000260024120260717091600.0260717s1985    ii            000 0 eng d  a8171791220  aeng04a615.8421 aGupta, L. C.10aRadio-physics and Dark Room Procedure /cGupta, L. C.  a2nd ed. 1aNew Delhi :bJaypee Brothers Medical Pub (P) Ltd,c1985.  a94 p. : ill. ; 21 cm.