Gaya APA

PUTNAM, C., Horn, T. (2013). Exo-Vaticana : Petrus Romanus, Project L.U.C.I.F.E.R. and the Vatican's Astonishing Plan for the Arrival of an Alien Savior (First Published). Crane, MO: Defender.

Gaya MLA

PUTNAM, Cris., Horn, Thomas. "Exo-Vaticana : Petrus Romanus, Project L.U.C.I.F.E.R. and the Vatican's Astonishing Plan for the Arrival of an Alien Savior". First Published Crane, MO: Defender, 2013. Text.