Dibdin, F.J.H. <br/><br/>
Essentials of light / 
F.J.H. Dibdin. 
 - London :  Cleaver-Hume Press,  1961. 
 - viii, 240 p. :  ill. 
<br/><br/><label>LCCN: </label>89070078     
<br/><br/><label>Subjects--Topical Terms: </label><br/>Light--Programmed instruction.<br/>Light, Wave theory of--Programmed instruction.