APA (7th ed.) Citation

Ashley, M. (1976). The history of the science fiction magazine. Henry Regnery Co..

Chicago Style (17th ed.) Citation

Ashley, Michael. The History of the Science Fiction Magazine. Chicago: Henry Regnery Co., 1976.

MLA (9th ed.) Citation

Ashley, Michael. The History of the Science Fiction Magazine. Henry Regnery Co., 1976.