APA
A.A of state highway transportation, . (1993). AASHTO guride for design of pavement structures. Washington: American association of state highway and transportation officials.
Chicago
A.A of state highway transportation, . 1993. AASHTO guride for design of pavement structures. Washington: American association of state highway and transportation officials.
Harvard
A.A of state highway transportation, . (1993). AASHTO guride for design of pavement structures. Washington: American association of state highway and transportation officials.
MLA
A.A of state highway transportation, . AASHTO guride for design of pavement structures. Washington: American association of state highway and transportation officials. 1993.