McCormac, J. C. (1991). Surveying fundamentals (2nd ed.). Englewood Cliffs, N.J.: Prentice Hall.
Trích dẫn kiểu ChicagoMcCormac, Jack C. Surveying Fundamentals. 2nd ed. Englewood Cliffs, N.J.: Prentice Hall, 1991.
Deismireacht MLAMcCormac, Jack C. Surveying Fundamentals. 2nd ed. Englewood Cliffs, N.J.: Prentice Hall, 1991.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.