Olson, S. L., Wellnhofer, P., Mourer-Chauviré, C., Steadman, D. W., & Martin, L. D. (1999). Avian paleontology at the close of the 20th century: Proceedings of the 4th international meeting of the Society of avian palentology and evolution, Washington, D.C., 4-7 June 1996. Washington, D.C.: Smithsonian Institution Press.
Styl ChicagoOlson, Storrs L., Peter Wellnhofer, Cécile Mourer-Chauviré, David W. Steadman, and Larry D. Martin. Avian Paleontology At the Close of the 20th Century: Proceedings of the 4th International Meeting of the Society of Avian Palentology and Evolution, Washington, D.C., 4-7 June 1996. Washington, D.C.: Smithsonian Institution Press, 1999.
Citace podle MLAOlson, Storrs L., et al. Avian Paleontology At the Close of the 20th Century: Proceedings of the 4th International Meeting of the Society of Avian Palentology and Evolution, Washington, D.C., 4-7 June 1996. Washington, D.C.: Smithsonian Institution Press, 1999.