Παραπομπή APA

(1970). City of Riyadh: Improvement of urban roads : final project report. Riyadh, Saudi Arabia: Sauti Consulting Engineers.

Παραπομπή Chicago Style

City of Riyadh: Improvement of Urban Roads : Final Project Report. Riyadh, Saudi Arabia: Sauti Consulting Engineers, 1970.

Παραπομπή MLA

City of Riyadh: Improvement of Urban Roads : Final Project Report. Riyadh, Saudi Arabia: Sauti Consulting Engineers, 1970.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.