International Sugar Economic Yearbook and Directory 

 - [S.l.]   : F.O. Licht 
 - Anual 
 - 1977 (ene-dic); 1978 (ene-dic); 1979 (ene-dic); 1980 (ene-dic); 1981 (ene-dic); 1982 (ene-dic); 1983 (ene-dic); 1985 (ene-dic); 1986 (ene-dic); 1988 (ene-dic)