Davis, R. E., Foote, F. S., & Kelly, J. W. (1966). Surveying: Theory and practice (5th ed.). McGraw-Hill.
Cita Chicago (17th ed.)Davis, Raymond E., Francis S. Foote, i Joe W. Kelly. Surveying: Theory and Practice. 5th ed. New York: McGraw-Hill, 1966.
Cita MLA (9th ed.)Davis, Raymond E., et al. Surveying: Theory and Practice. 5th ed. McGraw-Hill, 1966.
Atenció: Aquestes cites poden no estar 100% correctes.