Gaya APA

Officials, A, A, O, S, H, A, T. (2002). Guidelines for Geometric Design of Very Low Volume Local Roads (ADT 400) . America: AASHTO.

Gaya MLA

Officials, American, Assosiation, Of, State, Highway, And, Transfortation. "Guidelines for Geometric Design of Very Low Volume Local Roads (ADT 400)". America: AASHTO, 2002. Text.