Ettema, D., & Timmermans, H. J. P. (1997). Activity-based approaches to travel analysis. Pergamon.
Chicago Style (17th ed.) CitationEttema, Dick, and H. J. P. Timmermans. Activity-based Approaches to Travel Analysis. [S.l.]: Pergamon, 1997.
MLA (8th ed.) CitationEttema, Dick, and H. J. P. Timmermans. Activity-based Approaches to Travel Analysis. Pergamon, 1997.
Warning: These citations may not always be 100% accurate.