Παραπομπή APA

Konvitz, J. (1974). Sentinel: : absolutely hair raising sophisticated terror. Star books.

Παραπομπή Chicago Style

Konvitz, Jeffery. Sentinel: : Absolutely Hair Raising Sophisticated Terror. Great Britain: Star books, 1974.

Παραπομπή MLA

Konvitz, Jeffery. Sentinel: : Absolutely Hair Raising Sophisticated Terror. Star books, 1974.