000 00255pam a2200109a 44500
082 _a520.4
_bB637A
100 _aBok, Bart J.
245 1 _aTHE ASTRONOMER'S UNIVERSE
260 _a
_bCambridge University Press
_c1958
964 _gCIRC
997 _a18762 C
999 _c412299
_d412299