Postgate, R. W. (1923). The builders' history. National federation of building trade operatives.
Chicago-Zitierstil (17. Ausg.)Postgate, Raymond William. The Builders' History. London: National federation of building trade operatives, 1923.
MLA-Zitierstil (8. Ausg.)Postgate, Raymond William. The Builders' History. National federation of building trade operatives, 1923.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.