Cita APA (7th ed.)

Pick, C., & Wilson, I. (1979). Mysteries of the world. Chartwell Books.

Cita Chicago (17th ed.)

Pick, Christopher, i Ian Wilson. Mysteries of the World. Seacaucus, N.J: Chartwell Books, 1979.

Cita MLA (9th ed.)

Pick, Christopher, i Ian Wilson. Mysteries of the World. Chartwell Books, 1979.