000 002790000a22001090004500
245 _aSolar heating systems for the UK : design installation and economic aspects
100 _aWozniak, S.J.
260 _aLondon
_bHMSO
_c1979
080 _a697.7
_bW6
041 _aEN
942 _cBK
999 _c63192
_d63192