Rutstein, David D.
The Massachusett Institute of Technology, 1967
Buku Teks
Human Science Press, 1981
Buku Teks
Birenbaum, Arnold, author
Allanheld, Osmun, 1981
Buku Teks
Litle Brown & Co, 1976
Buku Teks
edited by Richard H. Egdahl and Diana Chapman Walsh
Springer-Verlag, 1978
Buku Teks