Gaya APA
K.A.Stroud, ., J.Booth, D.
(2001).
Engineering mathematics personal tutor version.1.1
.
Jakarta:
Erlangga.
Gaya MLA
K.A.Stroud, ., J.Booth, Dexter.
"Engineering mathematics personal tutor version.1.1".
Jakarta:
Erlangga,
2001.
CD-ROM.