000 00287nam a2200133Ia 4500
008 201214s9999 xx 000 0 und d
100 _aOram, R B
245 0 _a(The) Efficient Port
250 _a4th
260 _aLondon
260 _bPergamon press ltd
260 _c1970
942 _cBK
999 _c5594
_d5594