Gaya APA
ASTM, . (1997).
ASTM C 1084 - 97 Standard test method for portland cement content of hardened hydraulic cement concrete .
:
ASTM.
Gaya MLA
ASTM, .
"ASTM C 1084 - 97 Standard test method for portland cement content of hardened hydraulic cement concrete".
:
ASTM,
1997.
Diorama.