O'Connor, C. (1993). Traditional chessemaking manual. International Livestock Centre for Africa.
Chicago (17e ed.) BronvermeldingO'Connor, Charles. Traditional Chessemaking Manual. Addis Ababa, Ethiopia: International Livestock Centre for Africa, 1993.
MLA (9e ed.) BronvermeldingO'Connor, Charles. Traditional Chessemaking Manual. International Livestock Centre for Africa, 1993.
Let op: Deze citaties zijn niet altijd 100% accuraat.