@BOOK{ Book!D - 104531949,
AUTHOR = "Michael Spivak",
TITLE = "A comprehensive introduction to differential geometry",
LIBRARY= "کتابخانه مرکزی و مرکز نشر دانشگاه بیرجند (دکتر محمد حسن گنجی)",
SUBJECT = "، Geometry, Differential",
URL = "/book/104531949/A-comprehensive-introduction-to-differential-geome/"}