00592nam a2200193Ia 4500003000900000008004100009020001800050040001600068080001600084100002200100245012400122260004100246300001400287650002700301650001700328650002000345650001200365650002100377IN-BaIIA211028s9999    xx            000 0 eng d  a0-935702-22-9  cIIA Library  a524.54bOST  aOsterbrock, D. E. 0aAstrophysics of gaseous nebulae and active galactic nucleicD. E. Osterbrock                                             aCaliforniabUniversity Sciencec1989  axv, 408p.  aActive galactic nuclei  aAstrophysics  aGaseous nebulae  aNabulae  aSeyfert galaxies