Citação norma APA

Intermediate Technology Publications & Boyd, J. (1976). Hand-operated seed dressing drum (Chitedze, Malawi). Intermediate Technology Publications.

Citação norma Chicago

Intermediate Technology Publications and John Boyd. Hand-operated Seed Dressing Drum (Chitedze, Malawi). London: Intermediate Technology Publications, 1976.

Citação norma MLA

Intermediate Technology Publications and John Boyd. Hand-operated Seed Dressing Drum (Chitedze, Malawi). Intermediate Technology Publications, 1976.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.