TY - JOUR Y1 - 2022/10/30/ A1 - Connie Chairunnisa, Connie UR - http://repository.uhamka.ac.id/id/eprint/17275/ ID - repository17275 TI - Efforts to Improve Students? Critical Thinking Skills in Primary Education Fundamental Class through Group Investigation Model AV - public JF - INTERNATIONAL JOURNAL OF MULTIDISCIPLINARY: APPLIED BUSINESS AND EDUCATION RESEARCH ER -