Dyfyniad APA

DEVELOPMENTS.. (1983). Developments in tall buildings 1983. Van Nonstrand Reinhold Co.

Dyfyniad Arddull Chicago

DEVELOPMENTS.. Developments in Tall Buildings 1983. New York: Van Nonstrand Reinhold Co, 1983.

Dyfyniad MLA

DEVELOPMENTS.. Developments in Tall Buildings 1983. Van Nonstrand Reinhold Co, 1983.

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