Smil, V. (2014). Making the modern world: Materials and dematerialization. John Wiley & Sons Inc..
Dyfyniad Arddull ChicagoSmil, Vaclav. Making the Modern World: Materials and Dematerialization. Chichester, West Sussex, United Kingdom: John Wiley & Sons Inc., 2014.
Dyfyniad MLASmil, Vaclav. Making the Modern World: Materials and Dematerialization. John Wiley & Sons Inc., 2014.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.