Cita APA (7th ed.)

Ashley, M. (2000). The history of the science-fiction magazine. Liverpool University Press.

Cita Chicago (17th ed.)

Ashley, Michael. The History of the Science-fiction Magazine. Liverpool: Liverpool University Press, 2000.

Cita MLA (9th ed.)

Ashley, Michael. The History of the Science-fiction Magazine. Liverpool University Press, 2000.