Penggayaan APA
BETTES, Harold. (2010).
Engine Airflow .
USA:
Penguin Group.
Chicago Style
BETTES, Harold.
Engine Airflow.
USA:
Penguin Group,
2010.
Buku.
MLA Style
BETTES, Harold.
Engine Airflow.
USA:
Penguin Group,
2010.
Buku.
Turabian Style
BETTES, Harold.
Engine Airflow.
USA:
Penguin Group,
2010.
Buku.