Gaya APA
Tobias, P, A., Trindade, D, C. (1998).
APPLIED RELIABILITY SECOND EDITION (Edisi 2).
New York:
Chapman & Hall.
Gaya MLA
Tobias, Paul, A.., Trindade, David, C..
"APPLIED RELIABILITY SECOND EDITION".
Edisi 2
New York:
Chapman & Hall,
1998.
Text.