POZNAN, POL - APR 20, 2021: Laptop computer displaying logo of Moodle, a free and open-source learning management system (LMS) written in PHP and distributed under the GNU General Public License Poster #551558870
POZNAN, POL - APR 20, 2021: Laptop computer displaying logo of Moodle, a free and open-source learning management system (LMS) written in PHP and distributed under the GNU General Public License Poster #551558870
