Edwards, J. D., Jr., & Edwards, J. D. (1992). Transportation planning handbook. Englewood Cliffs, NJ: Prentice-Hall International, Inc.
Παραπομπή Chicago StyleEdwards, John D., Jr., and John D. Edwards. Transportation Planning Handbook. Englewood Cliffs, NJ: Prentice-Hall International, Inc, 1992.
Παραπομπή MLAEdwards, John D., Jr., and John D. Edwards. Transportation Planning Handbook. Englewood Cliffs, NJ: Prentice-Hall International, Inc, 1992.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.
