(2001). ENR [Engineering News Record]The TOP 400 Contractors Sourcebook 2001. McGraw-Hill.
Style de citation Chicago (17e éd.)ENR [Engineering News Record]The TOP 400 Contractors Sourcebook 2001. McGraw-Hill, 2001.
Style de citation MLA (8e éd.)ENR [Engineering News Record]The TOP 400 Contractors Sourcebook 2001. McGraw-Hill, 2001.
Attention : ces citations peuvent ne pas être correctes à 100%.