APA Citation

Willis, C. J., & Ashworth, A. (1987). Practice and procedure for the quantity surveyor (9th ed.). London: Collins.

Chicago Style Citation

Willis, Christopher James, and Allan Ashworth. Practice and Procedure for the Quantity Surveyor. 9th ed. London: Collins, 1987.

MLA Citation

Willis, Christopher James, and Allan Ashworth. Practice and Procedure for the Quantity Surveyor. 9th ed. London: Collins, 1987.

Warning: These citations may not always be 100% accurate.