TY  - BOOK
AU  - Blaker,Alfred A.
TI  - Photography: art and technique 
SN  - 071671115X
AV  - TR145 .B56 1980
U1  - 770 
PY  - 1980///
CY  - San Francisco
PB  - W. H. Freeman
KW  - Photography
N1  - Includes bibliographical references and index
ER  -