Williams, E. W. <br/><br/>
Luminescence and the light emitting diode :  the basics and technology of LEDS and the luminescence properties of the materials / 
by E.W. Williams and R. Hall. 
 - Oxford, UK :  Pergamon Press,  c1978. 
 - xi, 241 p. : ill. 
 - International series in the science of the solid state ; vol. 13 .
<br/><br/><label>ISBN: </label>0080204414 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Light emitting diodes.<br/>Luminescence.