Chalmers, I., & Maynard, A. (1997). Non - Random reflections on health services research: On the 25th anniversary of Archie Cochrane's effectiveness and efficianecy. BMJ Publishing Group.
Παραπομπή σε μορφή Chicago (17η εκδ.)Chalmers, Iain, και Alan Maynard. Non - Random Reflections on Health Services Research: On the 25th Anniversary of Archie Cochrane's Effectiveness and Efficianecy. Oxford: BMJ Publishing Group, 1997.
Παραπομπή σε μορφή MLA (8th εκδ.)Chalmers, Iain, και Alan Maynard. Non - Random Reflections on Health Services Research: On the 25th Anniversary of Archie Cochrane's Effectiveness and Efficianecy. BMJ Publishing Group, 1997.
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