De Beer, G. (1954). Archaeopteryx lithographica: A study based upon the British Museum specimen ; with 16 plates, 9 figures in the text. Trustees of the British Museum.
Chicago-Zitierstil (17. Ausg.)De Beer, Gavin. Archaeopteryx Lithographica: A Study Based upon the British Museum Specimen ; with 16 Plates, 9 Figures in the Text. London: Trustees of the British Museum, 1954.
MLA-Zitierstil (9. Ausg.)De Beer, Gavin. Archaeopteryx Lithographica: A Study Based upon the British Museum Specimen ; with 16 Plates, 9 Figures in the Text. Trustees of the British Museum, 1954.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.