APA-Zitierstil (7. Ausg.)

(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.