Haworth, L. (1963). The Good City. Fawcett Pub.
Style de citation Chicago (17e éd.)Haworth, Lawrence. The Good City. New York: Fawcett Pub, 1963.
Style de citation MLA (9e éd.)Haworth, Lawrence. The Good City. Fawcett Pub, 1963.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.