Dyfyniad APA

Phillips, D. (1997). Lighting historic buildings. New York: McGraw-Hill.

Dyfyniad Arddull Chicago

Phillips, Derek. Lighting Historic Buildings. New York: McGraw-Hill, 1997.

Dyfyniad MLA

Phillips, Derek. Lighting Historic Buildings. New York: McGraw-Hill, 1997.

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