1. Anderson, U., Kelling, A., Pressley-Keogh, R., Bloomsmith, M., & Mapple, T. (2003). Enhancing the zoo visitor’s experience by public animal training and oral interpretation at an otter exhibit. Environment & Behaviour, 35(6), 826–841.
2. Conway, W. G. (1969). Zoos: Their changing roles. Science, 163(3862), 48–52.
3. Crane, V., Nicholson, H., Chen, M., & Bitgood, S. (Eds.). (1994). Informal science learning: What the research says about television, science museums, and community-based projects. Dedham, MA: Research Communications Ltd..
4. Falk, J. H., & Dierking, L. D. (2012). Museum experience revisited. Walnut Creek, CA: Left Coast Press.
5. Falk, J. H., Dierking, L. D., Osborne, J., Wenger, M., Dawson, E., & Wong, B. (2015). Analyzing science education in the United Kingdom: Taking a system-wide approach. Science Education, 99, 145–173.