Romiro G. Bautista, Hermenegildo F. Samoy, Jr., Dakila Carlo E. Cua, Cynthia R. Indunan, & Karen Grace N. Celestino. (2023). LESSON STUDY AND ITS IMPACT ON PROFESSIONAL DEVELOPMENT: THE CASE OF QUIRINO PROVINCE, PHILIPPINES. International Journal of Social Sciences & Humanities (IJSSH), 8(2), 73–86. https://doi.org/10.58885/ijssh.v08i2.73.rb