World phosphates supply to the year 2000

World phosphates supply to the year 2000

Xehetasun bibliografikoak
Egile nagusia: Brown, Martin
Formatua: Liburua
Hizkuntza:English
Argitaratua: Paris OECD 1988.
Saila:Development Centre studies.
Gaiak:
Phosphates > Economic aspects > Mathematical models.
Phosphate industry > Developing countries.
Phosphatic fertilizer industry > Developing countries.