@BOOK{ Book!D - 77771280,
AUTHOR = "M. Fogiel, director",
TITLE = "The algebra of trigonomtry problem Solve staff of Research and Education Assoctiation",
LIBRARY= "کتابخانه مرکزی و مرکز اطلاع رسانی دانشگاه فردوسی مشهد",
SUBJECT = "Problems, exercises, etc ، Algebra,Problems, exercises, etc ، Trogonometry",
URL = "/book/77771280/The-algebra-of-trigonomtry-problem-Solve-staff-of/"}