Krebs, Dennis, author
Harcourt Brace Jovanovich, 1988
Buku Teks
Kuhn, Helmut
Henry Regnery Company, 1949
Buku Teks
Stoff, Sheldon Ptaschevitch, author
Harper & Row , 1969
Buku Teks
edited by Emmanouela Grypeou, Mark Swanson, and David Thomas
Brill, 2006
eBooks
Jacobs, Marius, author
Springer-Verlag, 1981
Buku Teks