Gray, John.
Construction technology : today and tomorrow / John Gray. - Illinois : Glencoe, c1991. - 144 pages : illustrations ; 28 cm. - Teacher's Resource Guide. .
0026757540 0026757559 0026757567
Concrete construction.
Civil engineering--Concrete.
Construction Technology.
624.1834 GRA
Construction technology : today and tomorrow / John Gray. - Illinois : Glencoe, c1991. - 144 pages : illustrations ; 28 cm. - Teacher's Resource Guide. .
0026757540 0026757559 0026757567
Concrete construction.
Civil engineering--Concrete.
Construction Technology.
624.1834 GRA