Gaya APA
      Syarfi, . (2016).
    Kajian sistemdrainase berwawasan lingkungan menggunakan pendekatan model matematik environmental protection agency-storm water management model (EPA-SWMM) .
    Pekanbaru:
  LPPM UNRI.
  
Gaya MLA
      Syarfi, .
    "Kajian sistemdrainase berwawasan lingkungan menggunakan pendekatan model matematik environmental protection agency-storm water management model (EPA-SWMM)".
    
    Pekanbaru:
  LPPM UNRI,
  2016.
  .