APA (7th ed.) Citation

Ashworth, A., & Hogg, K. (2007). Willis's practice and procedure for the quantity surveyor / Allan Ashworth, Keith Hogg (12th ed.). Blackwell.

Chicago Style (17th ed.) Citation

Ashworth, A., and Keith Hogg. Willis's Practice and Procedure for the Quantity Surveyor / Allan Ashworth, Keith Hogg. 12th ed. Oxford, UK ; Malden, MA, USA: Blackwell, 2007.

MLA (9th ed.) Citation

Ashworth, A., and Keith Hogg. Willis's Practice and Procedure for the Quantity Surveyor / Allan Ashworth, Keith Hogg. 12th ed. Blackwell, 2007.

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