@BOOK{ Book!D - 101489921,
AUTHOR = "/ Lindsay Childs",
TITLE = "A concrete introduction to higher algebra",
LIBRARY= "كتابخانه مركزی دانشگاه بين المللی امام خمينی (ره) قزوين",
SUBJECT = "Algebra",
URL = "/book/101489921/A-concrete-introduction-to-higher-algebra/"}