Light, Ken.
Witness in our time: working lives of documentary photographers /
Ken Light ; introduction by Kerry Tremain 
. - Washington : New York : Smithsonian Books,  2000 
. - xi, 211 p.  ill.  22 cm. 
<br/>К.: Бібліогр. : c. 199-201, Index 
<br/><label>  ISBN: </label>978-1-56098-948-6 1-56098-948-3