APA (7th ed.) Citation

Gross, E. (1987). Book four, they're back: Files magazine spotlight on the V files. Borgo Press.

Chicago Style (17th ed.) Citation

Gross, Edward. Book Four, They're Back: Files Magazine Spotlight on the V Files. San Bernardino, Calif.: Borgo Press, 1987.

MLA (9th ed.) Citation

Gross, Edward. Book Four, They're Back: Files Magazine Spotlight on the V Files. Borgo Press, 1987.