Gaya APA

Peurifoy, R, L., Oberlender, G, D. (2014). Estimating Contruction Costs (6). New York: McGraw-Hill.

Gaya MLA

Peurifoy, Robert, L.., Oberlender, Garold, D.. "Estimating Contruction Costs". 6 New York: McGraw-Hill, 2014. Text.