Stafford, Fiona, author
Wiley Blackwell, 2012
Buku Teks
Fontana, Collins, 1984
Koleksi Publik
Hewitt, A.H.
Scientific Publications, 1965
Buku Teks
Bintang Suradi
League of People?s Culture, 1962
Buku Teks
Brower, Robert H., author
Stanford University Press, 1961
Buku Teks