Gaya APA
Sembel. (2015).
Smart traders not gamblers .
Jakarta:
Gramedia Pustaka Utama.
Gaya Chicago
Sembel.
Smart traders not gamblers.
Jakarta:
Gramedia Pustaka Utama,
2015.
Text.
Gaya MLA
Sembel.
Smart traders not gamblers.
Jakarta:
Gramedia Pustaka Utama,
2015.
Text.
Gaya Turabian
Sembel.
Smart traders not gamblers.
Jakarta:
Gramedia Pustaka Utama,
2015.
Print.