Gaya APA

dkk., R, H, C. (2005). Construction Constacting: a Practical Guide to Company Management (Sevent Edition). -: John Wiley & Sons.

Gaya MLA

dkk., Richard, H., Clough,. "Construction Constacting: a Practical Guide to Company Management". Sevent Edition -: John Wiley & Sons, 2005. Text.