Gaya APA
Investing is Easy. (2017).
Jakarta:
PT Elex Media Komputindo.
Gaya Chicago
Investing is Easy.
.
Jakarta:
PT Elex Media Komputindo,
2017.
Buku.
Gaya MLA
Investing is Easy.
.
Jakarta:
PT Elex Media Komputindo,
2017.
Buku.
Gaya Turabian
Investing is Easy.
Jakarta:
PT Elex Media Komputindo,
2017.
Buku.