APA
Gambhier M.L, . (2011). Concrete Manual. : Dhanpat Rai & sons.
Chicago
Gambhier M.L, . 2011. Concrete Manual. : Dhanpat Rai & sons.
Harvard
Gambhier M.L, . (2011). Concrete Manual. : Dhanpat Rai & sons.
MLA
Gambhier M.L, . Concrete Manual. : Dhanpat Rai & sons. 2011.