Calgary Public Library

621.309

Type

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

Label

621.309

Code

621.309

Source

ddc

Defined by

ddc

Actions

Incoming Resources

Classification of
2
- Simply electrifying, the technology that transformed the world, from Benjamin Franklin to Elon Musk, Craig R. Roach
- Simply electrifying, the technology that transformed the world, from Benjamin Franklin to Elon Musk, Craig R. Roach

Outgoing Resources

Defined by
1
- ddc