APA (7e ed.) Bronvermelding

ASHWORTH, A. (1996). Pre-contract Studies Development Economics, Tendering And Estimating Allan Ashworth. Addison-Wesley.

Chicago (17e ed.) Bronvermelding

ASHWORTH, A. Pre-contract Studies Development Economics, Tendering And Estimating Allan Ashworth. Addison-Wesley, 1996.

MLA (8e ed.) Bronvermelding

ASHWORTH, A. Pre-contract Studies Development Economics, Tendering And Estimating Allan Ashworth. Addison-Wesley, 1996.

Let op: Deze citaties zijn niet altijd 100% accuraat.