Presas i Puig, A. (2005). "Germania docet": On a lecture trip to spain : the scientific relations between Germany and Spain during the Entente boycott (1919 - 1926). Max-Planck-Institut für Wissenschaftsgeschichte.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPresas i Puig, Albert. "Germania Docet": On a Lecture Trip to Spain : The Scientific Relations Between Germany and Spain During the Entente Boycott (1919 - 1926). Berlin: Max-Planck-Institut für Wissenschaftsgeschichte, 2005.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPresas i Puig, Albert. "Germania Docet": On a Lecture Trip to Spain : The Scientific Relations Between Germany and Spain During the Entente Boycott (1919 - 1926). Max-Planck-Institut für Wissenschaftsgeschichte, 2005.
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