well i got my russians from a reptiles show, im not sure what one whould be better in your climate though. i dont know where in jersy you live but here are all of the shows kingsnake has look for one close to you

http://www.kingsnake.com/events.html
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1.5 Common Mud Turtles
0.0.2 R.E.S.
0.0.1 Map Turtle
1.2 Russian Tortoises
0.1.1 Gulfcost/Three Toed Boxturtles
0.1 Eastern Box Turtle
1.0 Hamsters
3.0 Dogs
2.3 Family