ArdoinN. M.BowersA. W.GaillardE. (2020). Environmental education outcomes for conservation: A systematic review. Biological Conservation, 241, 108224.
2.
ArdoinN. M.BowersA. W.RothN. W.HolthuisN. (2018). Environmental education and K-12 student outcomes: A review and analysis of research. The Journal of Environmental Education, 49(1), 1–17.
3.
SternM. J.PowellR. B. (2021). Taking stock of interpretation research: Where have we been and where are we heading?Journal of Interpretation Research, 25(2), 65–87.
4.
SternM. J.PowellR. B.HillD. (2014). Environmental education program evaluation in the new millennium: What do we measure and what have we learned?Environmental Education Research, 20(5), 581–611.