000 00300nam a2200121Ia 4500
008 150321s9999 xx 000 0 und d
080 _a638.1
_bROO-A
100 _aRoot, A. I.
245 _aAbc and xyz of bee culture
260 _c1950
_aMedina
_bA. I. Root
300 p _axiv, 703p.
942 _cBK
_2udc
999 _c12612
_d12612