Ghilani, C. D., & Wolf, P. R. (2012). Elementary surveying: An introduction to Geomatics (13a. ed.). Prentice Hall.
Cita Chicago (17th ed.)Ghilani, Charles D., i Paul R. Wolf. Elementary Surveying: An Introduction to Geomatics. 13a. ed. Boston: Prentice Hall, 2012.
Cita MLA (9th ed.)Ghilani, Charles D., i Paul R. Wolf. Elementary Surveying: An Introduction to Geomatics. 13a. ed. Prentice Hall, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.