Gaya APA
Fontana, M, G., Greene, N, D. (1984).
Corrosion engineering .
Singapore:
Mc Graw-Hill International book company.
Gaya MLA
Fontana, Mars, G.., Greene, Norbert, D..
"Corrosion engineering".
Singapore:
Mc Graw-Hill International book company,
1984.
Text.