NATHANSON, J. (2011). Surveying fundamentals and practices. Pearson Education.
Lua i Stíl Chicago (17ú heag.)NATHANSON, Jerry. Surveying Fundamentals and Practices. Pearson Education, 2011.
Lua MLA (9ú heag.)NATHANSON, Jerry. Surveying Fundamentals and Practices. Pearson Education, 2011.
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