Chicago Natural History Museum. (1944). Report of the Director to the Board of Trustees for the year ... The Museum.
Chicago Style (17. basım) AtıfChicago Natural History Museum. Report of the Director to the Board of Trustees for the Year ... [Chicago]: The Museum, 1944.
MLA (8th ed.) AtıfChicago Natural History Museum. Report of the Director to the Board of Trustees for the Year ... The Museum, 1944.
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