Dyfyniad APA

Swift, D. G. Physics for rural development a source book for teachers and extension workers in developing countries. John Wiley and Sons.

Dyfyniad Arddull Chicago

Swift, Digby G. Physics for Rural Development a Source Book for Teachers and Extension Workers in Developing Countries. John Wiley and Sons.

Dyfyniad MLA

Swift, Digby G. Physics for Rural Development a Source Book for Teachers and Extension Workers in Developing Countries. John Wiley and Sons.

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