Dyfyniad APA

(1990). Building Maintenance & Modernisation Worldwide Volume Two Proceeings Of The International Symposium On Property Modernisation 7-9 March 1990. School Building and Estate Man.

Dyfyniad Arddull Chicago

Building Maintenance & Modernisation Worldwide Volume Two Proceeings Of The International Symposium On Property Modernisation 7-9 March 1990. School Building and Estate Man, 1990.

Dyfyniad MLA

Building Maintenance & Modernisation Worldwide Volume Two Proceeings Of The International Symposium On Property Modernisation 7-9 March 1990. School Building and Estate Man, 1990.

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