Byrt
Buku Teks
Jupp, James
London Melbourne University Press 1964
Buku Teks
Aitkin, Donald Alexander
Australian National University Press, 1982
Buku Teks
penyunting, Richard H. Chauvel; penerjemah, Sujinah Harlinah; Ismu
Yayasan Obor Indonesia , 1992
Buku Teks
Byrt, W.J.
McGraw-Hill Book, 1972
Buku Teks