Wall, Patrick M.
C.C. Thomas, 1971
Buku Teks
Feder, Harold A., author
CRC Press, Taylor & Francis Group, 2008
Buku Teks
Tierney, Kevin, author
Oceana Publication, 1971
Buku Teks
Wall, Patrick M.
Charles C. Thomas, 1965
Buku Teks
Mullegan, William G., author
John Wiley & Sons, 1987
Buku Teks