Waugh, Evelyn, 1903-1966, author
Little, Brown, 1947
Buku Teks
Merriam, Robert E. (Robert Edward), 1918-, author
Harper & Brothers, 1957
Buku Teks
Huges, Colin Anfield
Oxford University Press, 1976
Buku Teks
Dooson Dong a, 2003
Buku Referensi
Roeslan Abdulgani, author
Prapanca, 1964
Buku Teks