Cita APA (7a ed.)

Nilsson, U., & Spee, G. (2015). Detective Gordon: The first case (First American edition.). Gecko Press USA.

Cita Chicago Style (17a ed.)

Nilsson, Ulf, y Gitte Spee. Detective Gordon: The First Case. First American edition. [United States?]: Gecko Press USA, 2015.

Cita MLA (8a ed.)

Nilsson, Ulf, y Gitte Spee. Detective Gordon: The First Case. First American edition. Gecko Press USA, 2015.

Precaución: Estas citas no son 100% exactas.