Sleeper, H. R. (1955). Building planning and design standards for architects, engineers, designers, consultants, building committees, draftsmen and students. Wiley.
Dyfyniad Arddull ChicagoSleeper, Harold Reeve. Building Planning and Design Standards for Architects, Engineers, Designers, Consultants, Building Committees, Draftsmen and Students. New York: Wiley, 1955.
Dyfyniad MLASleeper, Harold Reeve. Building Planning and Design Standards for Architects, Engineers, Designers, Consultants, Building Committees, Draftsmen and Students. Wiley, 1955.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.