Pittayaphan Sriweawnetr และ Bu-nga Chaisuwan. (2022) Business model innovation in the digital disruption era: the cases of the advertising agency. National Institute of Development Administration:ม.ป.ท.Pittayaphan Sriweawnetr และ Bu-nga Chaisuwan. 2022. Business model innovation in the digital disruption era: the cases of the advertising agency. ม.ป.ท.:National Institute of Development Administration;Pittayaphan Sriweawnetr และ Bu-nga Chaisuwan. Business model innovation in the digital disruption era: the cases of the advertising agency. ม.ป.ท.:National Institute of Development Administration, 2022. Print.