Dyfyniad APA

Kaiser, H. H. (2008). The National Park architecture sourcebook. Princeton Architectural Press.

Dyfyniad Arddull Chicago

Kaiser, Harvey H. The National Park Architecture Sourcebook. New York: Princeton Architectural Press, 2008.

Dyfyniad MLA

Kaiser, Harvey H. The National Park Architecture Sourcebook. Princeton Architectural Press, 2008.

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