@BOOK{ Book!D - 94201329,
AUTHOR = "/ By J. L. Bell and A. B. Slomson 2 d. revised printing",
TITLE = "Models and ultraproduccts; an introduction",
LIBRARY= "کتابخانه مرکزی، مرکز اسناد و موزه دانشگاه شهید بهشتی",
SUBJECT = "Model theory",
URL = "/book/94201329/Models-and-ultraproduccts-an-introduction/"}