Style de citation APA

Great Britain Colonial Office, National Archives (Great Britain), Adam Matthew Digital, Vischer, H., & National Archives. (1933). Sierra Leone: : Visit of Mr. H. Vischer to Sierra Leone. Adam Matthew Digital.

Style de citation Chicago

Great Britain Colonial Office, National Archives (Great Britain), Adam Matthew Digital, Hanns Vischer, et National Archives. Sierra Leone: : Visit of Mr. H. Vischer to Sierra Leone. Marlborough, England: Adam Matthew Digital, 1933.

Style de citation MLA

Great Britain Colonial Office, et al. Sierra Leone: : Visit of Mr. H. Vischer to Sierra Leone. Adam Matthew Digital, 1933.