000			00359nam a2200145Ia 4500
005			20260205105014.0
008			260111s9999||||xx |||||||||||||| ||und||
082			_a629.4 G647C
100			_aGopinathan,S.
245		0	_aChallenge of space
260			_aSingapore _bFederal publications _c1977
300			_a101p.
690			_aSpace research
942			_cBK
999			_c258435 _d258435