(1969). Conditions of contract (international) for works of civil engineering contruction: With forms of tender and agreement (2nd ed.). The Hague: [s.n.].
Παραπομπή Chicago StyleConditions of Contract (international) for Works of Civil Engineering Contruction: With Forms of Tender and Agreement. 2nd ed. The Hague: [s.n.], 1969.
Παραπομπή MLAConditions of Contract (international) for Works of Civil Engineering Contruction: With Forms of Tender and Agreement. 2nd ed. The Hague: [s.n.], 1969.
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