Langford, Michael John, 1933 Basic photography : a primer for professionals / Michael J. Langford - 2nd ed. - New York : Focal Press, c1971 - 376 p. : ill. ; 25 cm. - The Focal library . Includes index ISBN: 0240506170 : PND 19.99 Subjects--Topical Terms: Photography Dewey Class. No.: 770.28