Barraclough, G. (1955). History in a changing world: Geoffrey Barraclough. Blackwell.
Chicago-Zitierstil (17. Ausg.)Barraclough, Geoffrey. History in a Changing World: Geoffrey Barraclough. Oxford: Blackwell, 1955.
MLA-Zitierstil (8. Ausg.)Barraclough, Geoffrey. History in a Changing World: Geoffrey Barraclough. Blackwell, 1955.
警告：这些引文格式不一定是100％准确.