000 00312nam a2200121Ia 4500
005 20251007104410.0
008 251006s9999 xx 000 0 und d
100 _anason,alvin
245 0 _a.the biological world dehaan,robert l.(jt.auth.)
260 _a1st.ed. | .New York Wiley
260 _c1973
942 _cBOK
999 _c6376
_d6376