Gaya APA
Technology Today and Tomorrow. (1999).
[s.l.]:
[s.n.].
Gaya Chicago
Technology Today and Tomorrow.
.
[s.l.]:
[s.n.],
1999.
Text.
Gaya MLA
Technology Today and Tomorrow.
.
[s.l.]:
[s.n.],
1999.
Text.
Gaya Turabian
Technology Today and Tomorrow.
[s.l.]:
[s.n.],
1999.
Print.