Gaya APA
ASTM, .
(2003).
Anual Book of ASTM Standards 2003 Vol: 05.03
.
West Conshohocken:
ASTM International.
Gaya MLA
ASTM, .
"Anual Book of ASTM Standards 2003 Vol: 05.03".
West Conshohocken:
ASTM International,
2003.
Text.