Ashworth, A., & Hogg, K. (2002). Willis's practice and procedure for the quantity surveyor / Allan Ashworth, Keith Hogg (11th ed.). Blackwell Science.
Chicago Style (17th ed.) CitationAshworth, A., and Keith Hogg. Willis's Practice and Procedure for the Quantity Surveyor / Allan Ashworth, Keith Hogg. 11th ed. Oxford: Blackwell Science, 2002.
MLA (9th ed.) CitationAshworth, A., and Keith Hogg. Willis's Practice and Procedure for the Quantity Surveyor / Allan Ashworth, Keith Hogg. 11th ed. Blackwell Science, 2002.
Warning: These citations may not always be 100% accurate.