Seangjan, P. “The Development of a Manual for Civic Duty, Culture and Social Life Learning Strand by Incorporating the Stad-Cooperative Learning Technique With Yonisomanasikan or Analytical Thinking That Affect Collaborative Behavior, Critical Thinking and Learning Achievement of Mathayom Suksa 2 Students”. Journal of Graduate Research, Vol. 11, no. 2, Dec. 2020, pp. 27-41,