TY  - BOOK
AU  - Weld,Le Roy D.
ED  - Asutosh Collection (National Library, India)
TI  - Theory of errors and least squares: a textbook for college students and research workers 
U1  - 519.6 
PY  - 1916///
CY  - New York
PB  - Macmillan
KW  - Error analysis (Mathematics)
KW  - Least squares
ER  -