Dyfyniad APA

Intermediate Technology Publications & Boyd, J. (1976). I.D.C.-bornu groundnut lifter, I.T. groundnut lifter. Intermediate Technology Publications.

Dyfyniad Arddull Chicago

Intermediate Technology Publications and John Boyd. I.D.C.-bornu Groundnut Lifter, I.T. Groundnut Lifter. London: Intermediate Technology Publications, 1976.

Dyfyniad MLA

Intermediate Technology Publications and John Boyd. I.D.C.-bornu Groundnut Lifter, I.T. Groundnut Lifter. Intermediate Technology Publications, 1976.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.