Reichold, K., & Graf, B. (2004). Buildings that changed the world. Prestel.
Dyfyniad Arddull ChicagoReichold, Klaus, and Bernhard Graf. Buildings That Changed the World. Munich: Prestel, 2004.
Dyfyniad MLAReichold, Klaus, and Bernhard Graf. Buildings That Changed the World. Prestel, 2004.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.