E-Book Giancolli

འབྲེལ་ལམ་https://pre-med.jumedicine.com/wp-content/uploads/sites/12/2020/10/Giancoli-Physics-Principles-with-Applications-7th-c2014-txtbk-1.pdf་ཨེབ་གཏང་སྟེ་ རྒྱབ་རྟེན་ཁ་ཕྱེ་