000 00352 a2200133 4500
080 _a547.963.32:542.48
_bA 973 T
245 1 _aTechniques of nucleic acid fractionation
_cby S.R. Ayad
260 _aLondon
_bWiley-Interscience
_c1972
650 _aNucleic Acid
650 _aFractionation
100 1 _aAyad, S.R.
_d
300 _a234 p.
901 _a126682
999 _c68408
_d68408