Gaya APA
PUTRA, Nusa. (2015).
Research & Development (I).
Jakarta:
Raja Grafindo Persada.
Gaya Chicago
PUTRA, Nusa.
Research & Development.
I
Jakarta:
Raja Grafindo Persada,
2015.
Text.
Gaya MLA
PUTRA, Nusa.
Research & Development.
I
Jakarta:
Raja Grafindo Persada,
2015.
Text.
Gaya Turabian
PUTRA, Nusa.
Research & Development.
I
Jakarta:
Raja Grafindo Persada,
2015.
Print.