Lua APA (7ú heag.)

O'Rourke, F. J., & O'Rouke, F. J. (1946). Planarians and prehistory. A review of some zoogeographical evidence as to the date of the seperation of Britain and the continent.

Lua i Stíl Chicago (17ú heag.)

O'Rourke, Fergus J., agus Fergus J. O'Rouke. Planarians and Prehistory. A Review of Some Zoogeographical Evidence as to the Date of the Seperation of Britain and the Continent. 1946.

Lua MLA (9ú heag.)

O'Rourke, Fergus J., agus Fergus J. O'Rouke. Planarians and Prehistory. A Review of Some Zoogeographical Evidence as to the Date of the Seperation of Britain and the Continent. 1946.