Pilo, T. (1976). Coffee production and marketing: Part II. Special Studies Division, Dept. of Agriculture.
Cita Chicago (17th ed.)Pilo, T.C. Coffee Production and Marketing: Part II. Quezon City: Special Studies Division, Dept. of Agriculture, 1976.
Cita MLA (9th ed.)Pilo, T.C. Coffee Production and Marketing: Part II. Special Studies Division, Dept. of Agriculture, 1976.
Atenció: Aquestes cites poden no estar 100% correctes.