Gaya APA
Alencar, M, S., C., D, R, V.
(2005).
Communication Systems
(
1st ed.)
.
Boston, MA:
Springer.
Gaya MLA
Alencar, Marcelo, S.., C., Da, Rocha,, Valdemar.
"Communication Systems".
1st ed.
Boston, MA:
Springer,
2005.
E Book.