Bruce W. Char, Keith O. Geddes, Gaston H. Gonnet, Benton L. Leong, Michael B. Monagan, Stephen M. Watt
Springer-Verlag, 1991
Buku Referensi
Bruce W. Char, Keith O. Geddes, Gaston H. Gonnet, Benton L. Leong, Michael B. Monagan, Stephen M. Watt
Springer-Verlag, 1991
Buku Referensi
Bruce W. Cha, Geddes, Keith O., Gonnet, Gaston H., Benton L. Leong, Michael B. Monagon, Stephan M. Watt
Springer-Verlag, 1992
Buku Referensi
by Howard W. Alexander... [et.al.]
W.A. Benjamin, 1968
Buku Teks SO
Farman, John V.
The english language book society and the English Universities Press, 1973
Buku Teks SO