000 00287cam a2200121 4500
020 _a035603982X (hbk.)
100 1 _aGATLAND Kenneth W
245 0 _aExploring space
250 _a2nd ed.
260 _aLondon:
_bMcDonald Educational Ltd,
_c1976
300 _a48p.
945 _i0010884
_rY
_sY
999 _c46162
_d46162