@BOOK{ Book!D - 103044495,
AUTHOR = "/ V.O. Gordon and M.A. Sementsov-Ogievskii ",
TITLE = "A course in descriptive geometry",
LIBRARY= "کتابخانه مرکزی و مرکز اسناد دانشگاه کردستان",
SUBJECT = "Geometry, Descriptive",
URL = "/book/103044495/A-course-in-descriptive-geometry/"}