Philippines (Republic). Industrial Development Center. (1956). Cotton: Cultivation, grading, and marketing. [s.n.
Chicago (17e ed.) BronvermeldingPhilippines (Republic). Industrial Development Center. Cotton: Cultivation, Grading, and Marketing. Manila: [s.n, 1956.
MLA (9e ed.) BronvermeldingPhilippines (Republic). Industrial Development Center. Cotton: Cultivation, Grading, and Marketing. [s.n, 1956.
Let op: Deze citaties zijn niet altijd 100% accuraat.