000 00298 a2200121 4500
080 _a631.445.5(252)
_bW 238 A
245 1 _aArid zones
_cby K. Walton
260 _aLondon
_bHutchinson University Library
_c1969
650 _aArid Zones
100 1 _aWalton, K.
_d
300 _a175 p.
901 _a104706
999 _c44176
_d44176