edited by: John Halligan and Chris Paris
Longman Chesire, 1984
Buku Teks
Capone, Giovanna
University of Queensland Press , 1991
Buku Teks
Australian Government Publishing Service , 1979
Buku Teks
1982, George Allen & Unwin
Buku Teks
edited by Henri J.M. Claessen and David S. Moyer
Foris Publications, 1988
Buku Teks