@BOOK{ Book!D - 77565557,
AUTHOR = "Nielsen, Kaj Leo",
TITLE = "Plane & spherical trigonometry. with revised and enlarged, five-place tables, exercises, examinations and answers",
LIBRARY= "کتابخانه مرکز پژوهش متالورژی رازی",
SUBJECT = "، Trigonometry",
URL = "/book/77565557/Plane-spherical-trigonometry-with-revised-and-e/"}