Potter, A. C. (1934). The library of Harvard University: Descriptive and historical notes (4th ed.). Harvard University Press.
Citace podle Chicago (17th ed.)Potter, Alfred Claghorn. The Library of Harvard University: Descriptive and Historical Notes. 4th ed. Cambridge: Harvard University Press, 1934.
Citace podle MLA (8th ed.)Potter, Alfred Claghorn. The Library of Harvard University: Descriptive and Historical Notes. 4th ed. Harvard University Press, 1934.
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