Ferguson, P. M. (1981). Reinforced concrete fundamentals, SI version (4th ed.). John Wiley & Sons.

Ferguson, Phil M. Reinforced Concrete Fundamentals, SI Version. 4th ed. New York: John Wiley & Sons, 1981.

Ferguson, Phil M. Reinforced Concrete Fundamentals, SI Version. 4th ed. John Wiley & Sons, 1981.