Gibbons, M. (1985). Science as a commodity: Threats to the open community of scholars. London: Longman.
استشهاد بنمط شيكاغوGibbons, Michael. Science As a Commodity: Threats to the Open Community of Scholars. London: Longman, 1985.
MLA استشهادGibbons, Michael. Science As a Commodity: Threats to the Open Community of Scholars. London: Longman, 1985.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.