Hatfield, N. J. (1978). Basic market, research techniques for transit systems. U.S. Department of Commerce.
Style de citation Chicago (17e éd.)Hatfield, Nancy J. Basic Market, Research Techniques for Transit Systems. Austin: U.S. Department of Commerce, 1978.
Style de citation MLA (9e éd.)Hatfield, Nancy J. Basic Market, Research Techniques for Transit Systems. U.S. Department of Commerce, 1978.
Attention : ces citations peuvent ne pas être correctes à 100%.