000 00435nam a22001457a 4500
008 230410b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
100 1 _aWhite, Gilbert E
_9149
245 _aScience and the future of arid lands
_c/ UNESCO
260 _aDelhi:
_bUNESCO,
_c1960
300 _ax, 386p.
650 _aEducation
653 _aEducational planning
942 _2udc
_cBK
999 _c53803
_d53803