Gaya APA
      GARBER, N, J., HOEL, L, A. (2015).
    TRAFFIC & HIGHWAY ENGINEERING FIFTH EDITON (ED. 5).
    STAMFORD:
  CENGAE LEARING.
  
Gaya MLA
      GARBER, NICHOLAS, J.., HOEL, LESTER, A..
    "TRAFFIC & HIGHWAY ENGINEERING FIFTH EDITON".
    ED. 5
    STAMFORD:
  CENGAE LEARING,
  2015.
  Text.