APA (7e ed.) Bronvermelding

Chicago Natural History Museum. (1944). Report of the Director to the Board of Trustees for the year ... The Museum.

Chicago (17e ed.) Bronvermelding

Chicago Natural History Museum. Report of the Director to the Board of Trustees for the Year ... [Chicago]: The Museum, 1944.

MLA (8e ed.) Bronvermelding

Chicago Natural History Museum. Report of the Director to the Board of Trustees for the Year ... The Museum, 1944.