Event recorders for rail rapid transit systems /
[Siegbert Poritzky ... et al.]

APA Citation

Poritzky, S., Applied Techno-Management Systems, I., United States. Federal Transit Administration. Office of Research, D. (1998). Event recorders for rail rapid transit systems. [Washington, D.C.]: Federal Transit Administration .

MLA Citation

Poritzky, Siegbert, Inc Applied Techno-Management Systems, and Demonstration United States. Federal Transit Administration. Office of Research. Event Recorders for Rail Rapid Transit Systems. [Washington, D.C.]: Federal Transit Administration , 1998.