Gaya APA
dkk., J, C.
(2012).
Electrical Safety Handbook
(
Ed. 4)
.
New York:
Penerbit Mc Graw Hill Education.
Gaya MLA
dkk., John, Cadick,.
"Electrical Safety Handbook".
Ed. 4
New York:
Penerbit Mc Graw Hill Education,
2012.
Text.