Gaya APA
ASTM, . (1997).
ASTM C 937 - 80 Standard specification for grout fluidifier for preplaced aggregate concrete .
:
ASTM.
Gaya MLA
ASTM, .
"ASTM C 937 - 80 Standard specification for grout fluidifier for preplaced aggregate concrete".
:
ASTM,
1997.
Diorama.