Gaya APA
Wells, G, K., Hannon, , J, B. (1991).
California experience with cracking and seating of concrete pavements .
:
TRB.
Gaya MLA
Wells, Gordon, K.., Hannon, , J., B..
"California experience with cracking and seating of concrete pavements".
:
TRB,
1991.
Computer Software.