Magnus, Jan R.
John Wiley & Sons, 1999
Buku Teks
Cartan, Henri, author
Houghton Mifflin, 1971
Buku Teks
Narayan, Shanti, author
Shyam Lal Charitable Trust, 1979
Buku Teks
Piskunov, N.S. (Nikolai Semenovich), author
Mir, 1981
Buku Teks
Piskunov, N.S. (Nikolai Semenovich), author
Groningen, P. Noordhoff
Buku Teks