Gaya APA
Brown, D. (1992).
NCAT Report No. 93-3 Evaluation of SMA Used in Michigan (1991) .
Washington, D.C.:
Nasional center for asphalt technology.
Gaya MLA
Brown, Dr.E.R.
"NCAT Report No. 93-3 Evaluation of SMA Used in Michigan (1991)".
Washington, D.C.:
Nasional center for asphalt technology,
1992.
Text.