Oliver Dorr
Springer, 2012
eBooks
Goodrich, Leland M., author
Stevens & Sons, 1949
Buku Teks
Edited by Sandra Marcus
Kluwer Academic Publishers, 1990
Buku Teks
Beck, Lewis White
The University of Chicago Press, 1960
Buku Teks
Hamilton, Alexander, author
Tudor Publishing, 1937
Buku Teks