Australia : Playhouse Press
Majalah, Jurnal, Buletin
Horne, Donald, author
Collins , 1967
Buku Teks
Sydney : Ure Smith
Majalah, Jurnal, Buletin
Andrew, Nancy Learmonth, compiled
Frederick Warne & Co , 1973
Buku Referensi
Shaw, A.G.L. (Alan George Lewers), author
Faber and Faber, 1955
Buku Teks