Schumacher, E. F. (1973). Small is beautiful: Economics as if people mattered. Abacus.
Dyfyniad Arddull ChicagoSchumacher, E. F. Small Is Beautiful: Economics as If People Mattered. London: Abacus, 1973.
Dyfyniad MLASchumacher, E. F. Small Is Beautiful: Economics as If People Mattered. Abacus, 1973.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.