Gaya APA
AASHTO, . (2004).
AASHTO M 194-00 , ASTM C 494-98 Standard Specification for Chemical Admixtures for Concrete .
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s.n..
Gaya MLA
AASHTO, .
"AASHTO M 194-00 , ASTM C 494-98 Standard Specification for Chemical Admixtures for Concrete".
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s.n.,
2004.
Diorama.