Participatory learning for sustainable agriculture

The Condition of Postmodernity

Cole Harris, David Harvey · Economic Geography · 1991 · 8.7K citations

Social Sciences, Political Science, Sociology +9

Competing Technologies, Increasing Returns, and Lock-In by Historical Events

W. Brian Arthur · The Economic Journal · 1989 · 7.3K citations

Social Sciences, Business Economics, Economics +8

Quasi-experimentation: Design and analysis issues for field settings

Patrick E. Shrout · Evaluation and Program Planning · 1980 · 6.1K citations

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Fourth-Generation Evaluation

Anne Neufeld, Alan Ryan · Canadian Journal of Program Evaluation · 1988 · 6K citations

Public Affairs, Health Systems, Formative Assessment +13

Criteria for assessing the trustworthiness of naturalistic inquiries

Egon G. Guba · ECTJ · 1981 · 5.5K citations

Nursing, Psychology, Science Communication +8