Kerns, Robert. Photojournalism : photography with a purpose / Robert L. Kerns . - Englewood Cliffs. N.J. : Prentice-Hall, c1980. - xvii, 348 p. : ill. ; 24 cm. Includes index. Bibliography: p. 335-339. ISBN: 0136656951 LCCN: 79-010748 Subjects--Topical Terms: Photojournalism. Dewey Class. No.: 070.4/9