Gaya APA

Kaligis, O. (2011). Freedom of religion legality of unmanned drones and bribery under international law (Ed. 1.). Jakarta: O.C. Kaligis dan Associates.

Gaya MLA

Kaligis, O.C.. "Freedom of religion legality of unmanned drones and bribery under international law". Ed. 1. Jakarta: O.C. Kaligis dan Associates, 2011. Buku.