APA Citation

Harper, W. R. (1967). Contact and frictional electrification. Oxford: Clarendon Pr..

Chicago Style Citation

Harper, W. R. Contact and Frictional Electrification. Oxford: Clarendon Pr., 1967.

MLA Citation

Harper, W. R. Contact and Frictional Electrification. Oxford: Clarendon Pr., 1967.

Warning: These citations may not always be 100% accurate.