1.
Tambunan YN, Siregar C, Situmorang TE. Differences in Learning Outcomes Mathematics Student Using the Jigsaw Method and Contextual Teaching Learning in the Principal Discussion Rectangular Flat Building. IJERE [Internet]. 2024 Feb. 20 [cited 2024 May 15];3(1):101-9. Available from: https://ejournal.ipinternasional.com/index.php/ijere/article/view/790