APA
U. S. Department of the Interior water and power resource service, . (2001). Concrete Manual. New Dehli: CBS.
Chicago
U. S. Department of the Interior water and power resource service, . 2001. Concrete Manual. New Dehli: CBS.
Harvard
U. S. Department of the Interior water and power resource service, . (2001). Concrete Manual. New Dehli: CBS.
MLA
U. S. Department of the Interior water and power resource service, . Concrete Manual. New Dehli: CBS. 2001.