Alessandro, M. (2025). Mark A. Ragan, Kingdoms, Empires, and Domains. The History of High-Level Biological Classification. Oxford, Oxford University Press 2023. De Gruyter.
Chicago Style (17th ed.) CitationAlessandro, Minelli. Mark A. Ragan, Kingdoms, Empires, and Domains. The History of High-Level Biological Classification. Oxford, Oxford University Press 2023. De Gruyter, 2025.
MLA (9th ed.) CitationAlessandro, Minelli. Mark A. Ragan, Kingdoms, Empires, and Domains. The History of High-Level Biological Classification. Oxford, Oxford University Press 2023. De Gruyter, 2025.
Warning: These citations may not always be 100% accurate.