Normas Tecnicas Complementarias / Berbera - Mexico : Berbera - 277 p. / 28 cm. Reimpresion 2003 ISBN: 968-5275-11-4 Subjects--Topical Terms: 1.CONSTRUCCION-NORMAS D.F. \ 2. CONSTRUCCION-LEYES \ 3. MAMPOSTERIA LC Class. No.: TH230 N68 2003 Dewey Class. No.: 692.3 N849n