Keefer, L. E. (1966). Urban travel patterns for airports, shopping centers, and industrial plants. Highway Research Board, Division of Engineering, National Research Council, National Academy of Sciences.
Citação do estilo Chicago (17ª ed.)Keefer, Louis E. Urban Travel Patterns for Airports, Shopping Centers, and Industrial Plants. Washington, D.C: Highway Research Board, Division of Engineering, National Research Council, National Academy of Sciences, 1966.
Citação MLA (9ª ed.)Keefer, Louis E. Urban Travel Patterns for Airports, Shopping Centers, and Industrial Plants. Highway Research Board, Division of Engineering, National Research Council, National Academy of Sciences, 1966.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.