Gaya APA
Hubbard.L.Ron, .
(2008).
Tuntunan Budi Pekerti : L.Ron Hubbard
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Indonesia:
The Way to Happiness.
Gaya MLA
Hubbard.L.Ron, .
"Tuntunan Budi Pekerti : L.Ron Hubbard".
Indonesia:
The Way to Happiness,
2008.
Buku.