000 00377nam a2200169Ia 4500
008 180424s9999 xx 000 0 und d
084 _a301.426 R1
100 _a"Rolph, C H"
245 0 _aHuman Sum
250 _a\\195700ENGGPSX
260 _aHeinemann
260 _b1957
260 _cLondon
300 _a232p
500 _aincludes index and biblioraphy
942 _cBK
999 _c5305
_d5305