1.Reinforced Concrete Design,by Prof.Ashok Kumar Gupta,of IIT, Delhi 2.Reinforced Concrete,by Faber and Mead 3.Design Handbook for Reinforced Concrete Structures,by Prof.S.N.Sinha,of IIT,Delhi. 4-Limit State Theory for Reinforced Concrete Design,by B.P.Hughes 5.Reinforced Concrete Design Handbook,by El-Behairy,S. Ein Shams University,Cairo. 6.Structural Design in Architecture,by Salvadori and Levy