Rieger, Heinz. <br/><br/>
The alternating current circuit / 
Heinz Rieger. 
 - Berlin :  Siemens aktiengesellschaft,  1979. 
 - 68 p :  ill.(some col.) 22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electric currents, Alternating.<br/>Electric circuits.