000 nam a22 7a 4500
999 _c6530
_d6530
001 3999
003 BD-DhSEU
005 20180314101920.0
008 171023b xxu||||| |||| 00| 0 eng d
020 _a0022774548
040 _aBD-DhSEU
_cBD-DhSEU
_dBD-DhSEU
082 _222
_a500
110 _923624
_aNational geographical society
245 _aScience /
_cNational geographical society.
250 _atexas ed.
260 _aNew York :
_bMcGraw Hill,
300 _a480, R- 48 p. :
_bill. ;
_c28 cm.
504 _6Includes index
526 _aEEE
650 0 _95154
_aElectrical & electronics engineering.
650 0 _923486
_aBiological science
942 _2ddc
_cBK