Committee on Time Horizons and Technology Investments, N. A. o. E. (1992). Time horizons and technology investments. Washington, D.C: National Academy Press.
Παραπομπή Chicago StyleCommittee on Time Horizons and Technology Investments, National Academy of Engineering. Time Horizons and Technology Investments. Washington, D.C: National Academy Press, 1992.
Παραπομπή MLACommittee on Time Horizons and Technology Investments, National Academy of Engineering. Time Horizons and Technology Investments. Washington, D.C: National Academy Press, 1992.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.