Chaloupka, G. (1993). Journey in time: The world's longest continuing art tradition : the 50,000 year story of the Australian aboriginal rock art of Arnhem land. Reed.
Lua i Stíl Chicago (17ú heag.)Chaloupka, George. Journey in Time: The World's Longest Continuing Art Tradition : The 50,000 Year Story of the Australian Aboriginal Rock Art of Arnhem Land. Kew, Victoria, Australia: Reed, 1993.
Lua MLA (9ú heag.)Chaloupka, George. Journey in Time: The World's Longest Continuing Art Tradition : The 50,000 Year Story of the Australian Aboriginal Rock Art of Arnhem Land. Reed, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.