Cita APA (7th ed.)
Koenigswald, G. H. R. v., & Bullock, M. (1956). Meeting prehistoric man. Thames and Hudson.
Cita Chicago (17th ed.)
Koenigswald, G. H. R. von, i Michael Bullock. Meeting Prehistoric Man. London ; New York: Thames and Hudson, 1956.
Cita MLA (9th ed.)
Koenigswald, G. H. R. von, i Michael Bullock. Meeting Prehistoric Man. Thames and Hudson, 1956.
Atenció: Aquestes cites poden no estar 100% correctes.