000 00640nam a2200241 4500
008 110906s9999 xx 000 0 und d
020 _a0 419 12220 6
020 _a(hard cover):
082 0 0 _a333
082 0 0 _a88 arm
100 0 _aarmstead,
245 1 0 _ageothermal energy:its past, present and future contributions:
_bto the energy needs of man/
_ch;
250 _a2
260 _auk:
_be. & f.n. spon ltd.
_c1978,
300 _a404,
300 _axxxviii.
_c24
500 _ano index
504 _a
504 _aincludes references
600 1 0 _ac
_x
650 0 _ageothermal engineering
_xgeothermal resources
906 _c
999 _c10028
_d10028