APA (7th ed.) Citation

Haswell, C. K., & Desilva, D. S. (1982). Civil engineering contracts: Practice and procedure. Butterworth.

Chicago Style (17th ed.) Citation

Haswell, Charles K., and Douglas S. Desilva. Civil Engineering Contracts: Practice and Procedure. London [u.a.]: Butterworth, 1982.

MLA (9th ed.) Citation

Haswell, Charles K., and Douglas S. Desilva. Civil Engineering Contracts: Practice and Procedure. Butterworth, 1982.