Dutton, Geoffrey
Chapman and Hall, 1960.
Buku Teks
Hidajat Nataatmadja
Intuisi Press, 2006
Buku Teks
Sobolev, V. V.
Pergamon Press, 1975
Buku Teks
Soothill, W.E. (William Edward)
Lutterworth Press, 1951
Buku Teks
Coleman, William D.
University of Taronto Press, 1984
Buku Teks