Callender, J. H. (1966). Time-Saver Standards: A handbook of arebitectural design (4th ed.).
Dyfyniad Arddull ChicagoCallender, John Hancock. Time-Saver Standards: A Handbook of Arebitectural Design. 4th ed. 1966.
Dyfyniad MLACallender, John Hancock. Time-Saver Standards: A Handbook of Arebitectural Design. 4th ed. 1966.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.