Ruangsiri, K., Tansriwong, S. and Akatimagool, S. 2018. The development of training package using the P-PIADA training model: a case study on the usage of GUI – MATLAB program. Asia-Pacific Journal of Science and Technology. 23, 3 (May 2018), APST–23. DOI:https://doi.org/10.14456/apst.2018.8.