Jelaskan Petra iconicarchive, photo gallery dari Pétra dalam bahasa bali

Petra History and Photo Gallery, history with maps. Retrieved 27 March 2017.

Parker, S., R. Talbert, T. Elliott, S. Gillies, S. Gillies, J. Becker. "Places: 697725 (Petra)", Pleiades. Retrieved 27 March 2017.