SpringerLink (Online service), Pielke, R., & Klein, R. A. (2010). Presidential Science Advisors: Perspectives and Reflections on Science, Policy and Politics. Springer Netherlands : Imprint: Springer.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Roger Pielke, και Roberta A. Klein. Presidential Science Advisors: Perspectives and Reflections on Science, Policy and Politics. Dordrecht: Springer Netherlands : Imprint: Springer, 2010.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Presidential Science Advisors: Perspectives and Reflections on Science, Policy and Politics. Springer Netherlands : Imprint: Springer, 2010.
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