Dyfyniad APA

Reichold, K., & Graf, B. (2004). Buildings that changed the world. Prestel.

Dyfyniad Arddull Chicago

Reichold, Klaus, and Bernhard Graf. Buildings That Changed the World. Munich: Prestel, 2004.

Dyfyniad MLA

Reichold, 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.