Gaya APA
AASHTO, . (2004).
AASHTO M 224-91 (2000) Standard Specification for Use of Protective Sealers for Portland Cement .
:
s.n..
Gaya MLA
AASHTO, .
"AASHTO M 224-91 (2000) Standard Specification for Use of Protective Sealers for Portland Cement".
:
s.n.,
2004.
Diorama.