Muhammad Iqbal Maruf, Mawardi. UPAYA PENINGKATAN COLLABORATION SKILLS MELALUI PEMBELAJARAN PROBLEM BASED LEARNING (PBL) di KELAS V SDN TINGKIR TENGAH 02 SALATIGA. didaktik [Internet]. 2023Oct.2 [cited 2026Nov.3];9(04):2490 -2498. Available from: http://journal.stkipsubang.ac.id/index.php/didaktik/article/view/1838