Lawrence J. Quirk The Films of Robert Taylor Secaucus, N.J., 1975 pp. 110-111 |
Michael F. Keaney Film Noir Guide, 745 Films of the Classic Era, 1940-1959 Jefferson, North Carolina, and London, 2003 |
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Larry Langman & David Ebner Encyclopedia of American Spy Films New York & London, 1990 |