This is concrete
By: (by Patricia Williams and Robin McClelland). Teacher's information.
Contributors: McClelland, Robin.; Cementand Concrete Association.; Clwyd Centre for Educational Technology.
Publisher: Cement and Concrete Association (for the) Clwyd Centre for Educational Technology
Published: 1979
Place of publication: Slough
Language: eng
Number of pages: 12
Subjects: Concrete -- Juvenile literature.