Public transportation security. volume 2: k9 units in publi-c transportation: a guide for decision makers / John N. Bal-og...[et al.]
Public transportation security. volume 2: k9 units in publi-c transportation: a guide for decision makers / John N. Bal-og...[et al.]
- Washington, D.C. : TRB
- [131]p.
- Transit cooperative research program report ; 86 / Transpor-tation Research Board .