Strang, Gilbert, author
Wellesley Cambridge Press, 1986
Buku Referensi
Anton, Howard, author
Academic Press, 1982
Buku Teks
Hildebrand, Francis Begnaud, author
Prentice-Hall, 1968
Buku Teks
Whitehead, Alfred North, 1861-1947, author
Oxford University Press, 1969
Buku Teks
Logan, J. David (John David), author
Wiley, 2013
Buku Teks