Citazione Stile APA (7a Edizione)

Aqua Group. (1972). Contract administration for architects and quantity surveyors (2nd ed.). Lockwood.

Citazione stile Chigago Style (17a edizione)

Aqua Group. Contract Administration for Architects and Quantity Surveyors. 2nd ed. London: Lockwood, 1972.

Citatione MLA (8a ed.)

Aqua Group. Contract Administration for Architects and Quantity Surveyors. 2nd ed. Lockwood, 1972.