Penggayaan APA
CATERPILLAR performance handbook. (1999).
USA:
Caterpillar.
Chicago Style
CATERPILLAR performance handbook.
Ed. 30.
USA:
Caterpillar,
1999.
Buku.
MLA Style
CATERPILLAR performance handbook.
Ed. 30.
USA:
Caterpillar,
1999.
Buku.
Turabian Style
CATERPILLAR performance handbook.
USA:
Caterpillar,
1999.
Buku.