TY  - BOOK
AU  - Balog, John N., coaut.
ED  - National Research Council. Transportation Research Board (E-.U.A.)
TI  - Public transportation security. volume 2: k9 units in publi-c transportation: a guide for decision makers / John N. Bal-og...[et al.]
CY  - Washington, D.C. : TRB
ER  -