ZULFIKAR, Zulpikar; 						HARAHAP, Dahrul Aman; 						SYAMSI, Fauziah.
 PENGARUH PENGGUNAAN MODEL ADVANCE ORGANIZER TERHADAP HASIL BELAJAR MATERI PEMBELAJARAN EKOSISTEM SISWA KELAS VII SMPN 35 BATAM.
<strong>SIMBIOSA</strong>, [S.l.], v. 4, n. 2, dec. 2015.
ISSN 2598-6007.
Available at: &lt;<a href="https://www.journal.unrika.ac.id/index.php/simbiosajournal/article/view/648" target="_new">https://www.journal.unrika.ac.id/index.php/simbiosajournal/article/view/648</a>&gt;. Date accessed: 16 feb. 2026.
doi: <a href="https://doi.org/10.33373/sim-bio.v4i2.648">https://doi.org/10.33373/sim-bio.v4i2.648</a>.