Ramadhoni FS, Napitupulu MA. THE DIFFERENCES OF STUDENTS™ LEARNING ACHIEVEMENT BY POSTER DISPLAYING ON ENVIRONMENT TOPIC GRADE X SMA OF MEDAN. Jurnal Pelita Pendidikan [Internet]. 30 Juni 2016 [dikutip 5 Juli 2025];4(2). Tersedia pada: https://jurnal.unimed.ac.id/2012/index.php/pelita/article/view/4047