Gaya APA

Wolf, P, R., Ghilani, C, D. (1997). Adjustment Computations: Statistics and Least Squares in Surveying and GIS (1 ( Pertama )). Canada: John Wiley & Sons,Inc..

Gaya MLA

Wolf, Paul, R.., Ghilani, Charles, D.. "Adjustment Computations: Statistics and Least Squares in Surveying and GIS". 1 ( Pertama ) Canada: John Wiley & Sons,Inc., 1997. Textbook.