@BOOK{ Book!D - 93074999, AUTHOR = "/ Sidney B. Cahn, Gerald D. Mahan, and Boris E. Nadgorny", TITLE = "A guide to physics problems", LIBRARY= "کتابخانه مرکزی و مرکز اطلاع رسانی دانشگاه محقق اردبیلی ره", SUBJECT = "Physics- Problems, exercises, etc", URL = "/book/93074999/A-guide-to-physics-problems/"}