Henry, H. A., Moser, L. O., & Cooper, F. F. (1987). Automated field survey data collection system. Transportation Research Board, National Research Council.
Citazione stile Chigago Style (17a edizione)Henry, Hubert A., Leonard O. Moser, e Frank F. Cooper. Automated Field Survey Data Collection System. Washington, D.C: Transportation Research Board, National Research Council, 1987.
Citatione MLA (9a ed.)Henry, Hubert A., et al. Automated Field Survey Data Collection System. Transportation Research Board, National Research Council, 1987.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.