(1968). Recent acquisitions 1968: July - August 1968 / Marlborough Fine Art (London) Limited.
Chicago-Zitierstil (17. Ausg.)Recent Acquisitions 1968: July - August 1968 / Marlborough Fine Art (London) Limited. London, 1968.
MLA-Zitierstil (8. Ausg.)Recent Acquisitions 1968: July - August 1968 / Marlborough Fine Art (London) Limited. 1968.
警告：这些引文格式不一定是100％准确.