Illustrated handbook of electrostatic 
3G E-Learning. 
 -  3G E-Learning, LLC.,  2021 
 - 263 pages 
978-1-984647-46-7
Electronics. -- Materials.
621.38028 I2986 2021
                        978-1-984647-46-7
Electronics. -- Materials.
621.38028 I2986 2021