Cita APA (7th ed.)
Schofield,W, & M.Breach. (2007). Engineering Surveying (6th ed.). Spon Presss.
Cita Chicago (17th ed.)
Schofield,W, i M.Breach. Engineering Surveying. 6th ed. New York: Spon Presss, 2007.
Cita MLA (9th ed.)
Schofield,W, i M.Breach. Engineering Surveying. 6th ed. Spon Presss, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.