APA Style

Snicket, Lemony, Seth. (2012). Who could that be at this hour? . Los Angeles: Little, Brown.

Chicago Style

Snicket, Lemony, Seth. Who could that be at this hour?. Los Angeles: Little, Brown, 2012. Puzzle.

MLA Style

Snicket, Lemony, Seth. Who could that be at this hour?. Los Angeles: Little, Brown, 2012. Puzzle.

Turabian Style

Snicket, Lemony, Seth. Who could that be at this hour?. Los Angeles: Little, Brown, 2012. Puzzle.