Mortensen, T. (1937). Some Echinoderm remains from the Jurassic of Württemberg: With 4 plates. Levin & Munksgaard.
Chicago Style (17th ed.) CitationMortensen, Theodor. Some Echinoderm Remains from the Jurassic of Württemberg: With 4 Plates. København: Levin & Munksgaard, 1937.
MLA (9th ed.) CitationMortensen, Theodor. Some Echinoderm Remains from the Jurassic of Württemberg: With 4 Plates. Levin & Munksgaard, 1937.
Warning: These citations may not always be 100% accurate.