Pilo, T. (1976). Coffee production and marketing: Part II. Special Studies Division, Dept. of Agriculture.
Chicago-referens (17:e uppl.)Pilo, T.C. Coffee Production and Marketing: Part II. Quezon City: Special Studies Division, Dept. of Agriculture, 1976.
MLA-referens (9:e uppl.)Pilo, T.C. Coffee Production and Marketing: Part II. Special Studies Division, Dept. of Agriculture, 1976.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.