(1930). U.S. global competitiveness: Optical fibers, technology and quipment. Washington: United States Trade Commission.
Stile di citazione ChicagoU.S. Global Competitiveness: Optical Fibers, Technology and Quipment. Washington: United States Trade Commission, 1930.
Citazione MLAU.S. Global Competitiveness: Optical Fibers, Technology and Quipment. Washington: United States Trade Commission, 1930.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.