000 00575nam a22002177a 4500
999 _c77352
_d77352
003 BD-DhPL
005 20191002014317.0
008 190112b ||||| |||| 00| 0 eng d
020 _a0-8791-100-9
040 _aBD-DhPL
_bEnglish
_cBD-DhPL
_dBD-DhPL
082 _a574 / C941b
100 _aCircuits, Helena.
_9271285
245 _aBiology /
_cHelena Circuits.
250 _a3rd ed.
260 _aNew York :
_bWorth,
_cc 1979.
300 _axxvii,127 p. :
_bill. ;
_c26 cm.
500 _aIncludes index.
508 _a339
650 _aBoilogy.
_9271286
942 _2ddc
_cBK