Gaya APA
AASHTO, . (2004).
AASHTO t 311 - 00 Standard method of test for grain size analysis of granular soil materials .
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AASHTO.
Gaya MLA
AASHTO, .
"AASHTO t 311 - 00 Standard method of test for grain size analysis of granular soil materials".
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AASHTO,
2004.
Diorama.