APA-Zitierstil (7. Ausg.)

Wells, D. (1992). The Penguin book of curious and interesting puzzles. Penguin Books.

Chicago-Zitierstil (17. Ausg.)

Wells, David. The Penguin Book of Curious and Interesting Puzzles. London u.a: Penguin Books, 1992.

MLA-Zitierstil (9. Ausg.)

Wells, David. The Penguin Book of Curious and Interesting Puzzles. Penguin Books, 1992.