Gaya APA
Graham, B., McGowan, K.
(2012).
101 Spy Gatgets For The Evil Genius
(
Edisi 2)
.
Amerika:
McGrow-Hill.
Gaya MLA
Graham, Brad., McGowan, Kathy.
"101 Spy Gatgets For The Evil Genius".
Edisi 2
Amerika:
McGrow-Hill,
2012.
Textbook.