Williamsburg Regional Library

539.7/54

Type

http://bibfra.me/vocab/lite/Category

Label

539.7/54

Code

539.7/54

Source

ddc

Defined by

ddc

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Incoming Resources

Classification of
2
- Gravity, how the weakest force in the universe shaped our lives, Brian Clegg
- Black hole blues, and other songs from outer space, by Janna Levin

Outgoing Resources

Defined by
1
- ddc