UNIDO. (1978). GUIDE TO PRACTICAL PROJECT APPRAISAL. INDIA BOOK HOUSE.
Cita Chicago (17th ed.)UNIDO. GUIDE TO PRACTICAL PROJECT APPRAISAL. NEW DELHI: INDIA BOOK HOUSE, 1978.
Cita MLA (9th ed.)UNIDO. GUIDE TO PRACTICAL PROJECT APPRAISAL. INDIA BOOK HOUSE, 1978.
Atenció: Aquestes cites poden no estar 100% correctes.