Cita APA (7th ed.)

ASHWORTH, A. (2013). Willis’s practice and procedure for the quantity surveyor. John Wiley.

Cita Chicago (17th ed.)

ASHWORTH, Allan. Willis’s Practice and Procedure for the Quantity Surveyor. John Wiley, 2013.

Cita MLA (9th ed.)

ASHWORTH, Allan. Willis’s Practice and Procedure for the Quantity Surveyor. John Wiley, 2013.

Atenció: Aquestes cites poden no estar 100% correctes.