Billerica Public Library

004.09

Type

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

Label

004.09

Code

004.09

Source

ddc

Defined by

ddc

Actions

Incoming Resources

Classification of
2
- The history of the computer, people, inventions, and technology that changed our world, Rachel Ignotofsky
- The problem with early computers, Ryan Nagelhout

Outgoing Resources

Defined by
1
- ddc