@BOOK{ Book!D - 93994734,
AUTHOR = "/ Laurence w.fredrirk,robert H.baker",
TITLE = "<An>Introduction to astronomy",
LIBRARY= "کتابخانه مرکزی و مرکز اسناد و انتشارات دانشگاه تبریز",
SUBJECT = "Astronony",
URL = "/book/93994734/AnIntroduction-to-astronomy/"}