000			00380nam a2200157Ia 4500
008			160615s9999 xx 000 0 und d
100			_aBOWLER(M G)
245			_aGravitation and relativity
260			_bPergamon Press
260			_c1976
300			_av p. + 172
440			_aIntl. Series in National Philosophy
942			_cBooks
999			_c11066 _d11066