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![134935](/images/creator/_default.jpg)
Ray Ison
Learner-centred evaluation of systems, systems courses, and future needs in systems learning
1997
in: Systems for sustainability, Dordrecht : Springer
![Open Access Link](/images/OAlink.png)
Emergent practice in agricultural research
1997
in: Systems for sustainability, Dordrecht : Springer
![Open Access Link](/images/OAlink.png)