Aries, R. S., & Newton, R. D. (1955). Chemical engineering cost estimation. New York: McGraw-Hill Book Company.
Παραπομπή Chicago StyleAries, Robert S., and Robert D. Newton. Chemical Engineering Cost Estimation. New York: McGraw-Hill Book Company, 1955.
Παραπομπή MLAAries, Robert S., and Robert D. Newton. Chemical Engineering Cost Estimation. New York: McGraw-Hill Book Company, 1955.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.