Ryder.R.W. <br/><br/>
Earthing Principles &Practice.(1949). 

 - 1st Ed. 
 -  Singhul pub. India.  1956 
 -  24 cm. 
<br/><br/><br/>Text in English 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>ELEC
<br/><br/><label>Index Terms--Genre/Form: </label><br/>D-14
<br/><br/><label>Dewey Class. No.: </label> / RYD