Penggayaan APA
ANNUAL book of ASTM standards section 15.:. (1987).
Philadelphia:
ASTM.
Chicago Style
ANNUAL book of ASTM standards section 15.:.
.
Philadelphia:
ASTM,
1987.
Buku.
MLA Style
ANNUAL book of ASTM standards section 15.:.
.
Philadelphia:
ASTM,
1987.
Buku.
Turabian Style
ANNUAL book of ASTM standards section 15.:.
Philadelphia:
ASTM,
1987.
Buku.