Author, Ally. “Is Blended E-Learning As Measured by an Achievement Test and Self-Assessment Better Than Traditional Classroom Learning for Vocational High School Students?”. Journal of Publishing Services 2 (January 7, 2021). Accessed May 1, 2024. https://demo.publicknowledgeproject.org/pkpschool/ojs3/index.php/pmj/article/view/639.