Dyfyniad APA

Sjoberg, G. (1965). The preindustrial city, past and present. Free Press.

Dyfyniad Arddull Chicago

Sjoberg, Gideon. The Preindustrial City, Past and Present. New York: Free Press, 1965.

Dyfyniad MLA

Sjoberg, Gideon. The Preindustrial City, Past and Present. Free Press, 1965.

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