APA (7th ed.) Citation

Haswell, C. K., & De Silva, D. S. (1989). Civil engineering contracts: Practice and procedure (Second edition.). Butterworth.

Chicago Style (17th ed.) Citation

Haswell, Charles K., and Douglas S. De Silva. Civil Engineering Contracts: Practice and Procedure. Second edition. London ; Boston: Butterworth, 1989.

MLA (9th ed.) Citation

Haswell, Charles K., and Douglas S. De Silva. Civil Engineering Contracts: Practice and Procedure. Second edition. Butterworth, 1989.