@BOOK{ Book!D - 99022800,
AUTHOR = "/ by R.M.Khan,Khanna",
TITLE = "A text book of analytical geometry & vector analysis",
LIBRARY= "کتابخانه مرکزی و مرکز اسناد دانشگاه تهران",
SUBJECT = "Geometry ,Analytic,Vector analysis",
URL = "/book/99022800/A-text-book-of-analytical-geometry-vector-analys/"}