Philippines. Bureau of Agricultural Statistics & Agricultural Accounts and Statistical Indicators Division. (1993). Selected indicators for the fertilizer industry 1980-1993. Department of Agriculture, Bureau of Agricultural Statistics, Agricultural Accounts and Statistical Indicators Division.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Philippines. Bureau of Agricultural Statistics và Agricultural Accounts and Statistical Indicators Division. Selected Indicators for the Fertilizer Industry 1980-1993. [Quezon City]: Department of Agriculture, Bureau of Agricultural Statistics, Agricultural Accounts and Statistical Indicators Division, 1993.
Trích dẫn kiểu MLA (xuất bản lần thứ 9)Philippines. Bureau of Agricultural Statistics và Agricultural Accounts and Statistical Indicators Division. Selected Indicators for the Fertilizer Industry 1980-1993. Department of Agriculture, Bureau of Agricultural Statistics, Agricultural Accounts and Statistical Indicators Division, 1993.