Sukhawatthanakun, K., Kultangwattana, W., Cherngsaard, J., Chaithong, K., Chorpraphan, S., Chaichanasaeng, S. and Sunarak, W. 2022. Marketing Plan of New Product Development Case Study of Processed Butternut Squash Products. Journal of Industrial Business Administration. 4, 1 (Jun. 2022), 15–26.