000 00447nam a22001457a 4500
008 190619b xxu||||| |||| 00| 0 eng d
020 _a0029413443
050 _aQ 121
_b.L163 1991 vol.11
100 _aRhys Lewis
245 _aMacMillan encyclopedia of science:
_bCommunication/
_cRhys Lewis
260 _aNew York:
_bMacMillan Publishing Company
_c1991.
300 _a96 p. ; col. ill. : 280 cm.
440 _aCommunication/
942 _2lcc
_cBK
999 _c361906
_d361906