a Correlation study between students' english learning motivation, vocabulary mastery, and reading comprehension of the eighth grade students of SMP Negeri 3 Karanganyar in the academic of year 2014/2015 - Nurul Mahmudah (Jurusan Pendidikan Bahasa Inggris Fakultas Ilmu Tarbiyah dan Keguruan IAIN Surakarta, 2015)