000 00330nam a2200133Ia 4500
008 221001s1972 xx 000 0 eng d
082 _a333 KHA
100 _aKhanna, K. K.
245 0 _aWorld resources and trade
250 _a2nd ed.
260 _aDelhi
_bSultan Chand
_c1972
300 _aVarious pagination.
942 _2ddc
_cBK
999 _c46902
_d46902