World survey of phosphate deposits - 2nd ed. - London: British Sulphur Corporation, 1964 - xi, 206p.: ill., maps; 29cm.


Phosphate--Surveys
Phosphate mines and mineral resources--Surveys
Phosphate mines and mineral resources--Asia
Phosphate mines and mineral resources--Europe
Phosphate mines and mineral resources--Africa

/ 553.64(100)(048.8) K4

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