Varsegi, Alex
Van Nostrand Reinhold, 1988
Buku Teks
Condon, Robert J., author
Reston Publishing, 1978
Buku Teks
Kelly, William F., author
Wiley-Interscience, 1969
Buku Teks
Carter, Norman H., author
Dickenson , [s.a.]
Buku Teks
Kroenke, David M., 1946-, author
Mitchell Publishing, 1987
Buku Teks