Cita APA (7th ed.)
Benson, B. (1968). Building contractor's and home builder's handbook of bidding, surveying, and estimating. Prentice-hall.
Cita Chicago (17th ed.)
Benson, Ben. Building Contractor's and Home Builder's Handbook of Bidding, Surveying, and Estimating. New Jarsey: Prentice-hall, 1968.
Cita MLA (9th ed.)
Benson, Ben. Building Contractor's and Home Builder's Handbook of Bidding, Surveying, and Estimating. Prentice-hall, 1968.
Atenció: Aquestes cites poden no estar 100% correctes.