Dyfyniad APA

.Meyer, W. T. (1983). Energy economics and building design. McGraw-Hill.

Dyfyniad Arddull Chicago

.Meyer, William T. Energy Economics and Building Design. New York: McGraw-Hill, 1983.

Dyfyniad MLA

.Meyer, William T. Energy Economics and Building Design. McGraw-Hill, 1983.

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