T. Fullton... (et al.)
W.A. Benjamin, 1963
Buku Teks
Damask, A.C., author
Academic Press, 1981
Buku Teks
Nadeau, Gerard
Holt Rinehart and Winston, 1964
Buku Teks
Budynas, Richard G., author
Prentice-Hall, 1995
Buku Teks
Ugural, Ansel C., author
Prentice-Hall, 1995
Buku Teks