000 00261nam a2200109Ia 4500
008 221001s1969 xx 000 0 eng d
082 _a551.7 GON
245 0 _aGondwana stratigraphy
260 _aParis
_bUNESCO
_c1969
300 _axvi, 1173p.
942 _2ddc
_cREF
999 _c11214
_d11214