Dyfyniad APA

ASHWORTH, A. P. (2015). Cost studies of buildings. Routledge.

Dyfyniad Arddull Chicago

ASHWORTH, Allan Perera. Cost Studies of Buildings. Routledge, 2015.

Dyfyniad MLA

ASHWORTH, Allan Perera. Cost Studies of Buildings. Routledge, 2015.

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