(1925). Justus Perthes atlas portátil (12a ed.). Justus Perthes.
Chicago Style (17th ed.) CitationJustus Perthes Atlas Portátil. 12a ed. Gotha: Justus Perthes, 1925.
MLA (9th ed.) CitationJustus Perthes Atlas Portátil. 12a ed. Justus Perthes, 1925.
Warning: These citations may not always be 100% accurate.