Holroyd, P. A. (2002). New record of Anthracotheriidae (Artiodactyla: Mammalia) from the Middle Eocene Yegua Formation (Claiborne Group), Houston County, Texas. Zenodo.
Citazione stile Chigago Style (17a edizione)Holroyd, Patricia A. New Record of Anthracotheriidae (Artiodactyla: Mammalia) from the Middle Eocene Yegua Formation (Claiborne Group), Houston County, Texas. Zenodo, 2002.
Citatione MLA (9a ed.)Holroyd, Patricia A. New Record of Anthracotheriidae (Artiodactyla: Mammalia) from the Middle Eocene Yegua Formation (Claiborne Group), Houston County, Texas. Zenodo, 2002.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.