00325nam a2200121Ia 4500008004100000100003100041245005000072260003900122300000900161650001100170942000700181999001500188190216s9999||||xx |||||||||||||| ||und||  aTrivedi B S&Amp; Singh D K 0aStructure And Reproduction Of The Gymnosperms  bShashidhar Malaviya Prakshanc1969  a191p  aBotany  cBK  c1206d1206