APA引文

Ungar, A. (1967). Traffic attraction of rural outdoor recreational areas. Highway Research Board, Division of Engineering, National Research Council, National Academy of Sciences--National Academy of Engineering.

Chicago Style (17th ed.) Citation

Ungar, Andrew. Traffic Attraction of Rural Outdoor Recreational Areas. [Washington]: Highway Research Board, Division of Engineering, National Research Council, National Academy of Sciences--National Academy of Engineering, 1967.

MLA引文

Ungar, Andrew. Traffic Attraction of Rural Outdoor Recreational Areas. Highway Research Board, Division of Engineering, National Research Council, National Academy of Sciences--National Academy of Engineering, 1967.