Gaya APA
HUBBARD, L. Ron. (2007).
Advanced procedure and axioms .
California:
Bridge.
Gaya Chicago
HUBBARD, L. Ron.
Advanced procedure and axioms.
California:
Bridge,
2007.
Text.
Gaya MLA
HUBBARD, L. Ron.
Advanced procedure and axioms.
California:
Bridge,
2007.
Text.
Gaya Turabian
HUBBARD, L. Ron.
Advanced procedure and axioms.
California:
Bridge,
2007.
Print.