000 00313nam a2200109Ia 4500
008 211228s9999 xx 000 0 und d
040 _cJayakar Knowledge Resource Centre
100 _aThomas, Clifford J.
245 0 _aPopulation (two papers)
260 _bOpen university Press
_aMilton Keynes
_c1975
942 _c1
999 _c192094
_d192094