@BOOK{ Book!D - 72130785,
AUTHOR = "Selby, Samuel M.",
TITLE = "Sets, relations, functions",
LIBRARY= "كتابخانه مركزی دانشگاه صنعتی شریف",
SUBJECT = "، Set theory,، Functions,، Algebra, Abstract",
URL = "/book/72130785/Sets-relations-functions/"}