Clark, C. (1934). The flags of Britain: Their origin and history / by Cumberland Clark. Wilding & Son Ltd..
Chicago-Zitierstil (17. Ausg.)Clark, Cumberland. The Flags of Britain: Their Origin and History / by Cumberland Clark. Shrewsbury: Wilding & Son Ltd., 1934.
MLA-Zitierstil (8. Ausg.)Clark, Cumberland. The Flags of Britain: Their Origin and History / by Cumberland Clark. Wilding & Son Ltd., 1934.
警告：這些引文格式不一定是100％准確.