Excitons, magnus and phonons in molecular crystals :  proceedings of an international symposium held at the Physics Department of the Ame rican University of Beirut, Lebanon, 11-18 January 1968 / 
edited by A.B. Zahlan 
 - London :  Cabridge University Press,  1968. 
 - x, 224 p. :  ill. ;  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Crystals--Congresses.<br/>Exciton theiry--Congresses.<br/>Phonons--Congresses.
<br/><br/><label>Dewey Class. No.: </label>548