000 00319nam a2200133Ia 4500
008 180613s9999||||xx |||||||||||||| ||und||
041 _aen
082 _a574.191
100 _aSAUNDERS, David S.
245 3 _aAn introduction to biological rhythms
260 _aLondon
_bBlackie
_c1977
300 _a170p.
942 _cSR
999 _c74998
_d74998