(1981). A guide to American film directors: The sound era, 1929-1979 / Larry Langman.
Chicago-čujuhus (17. p.)A Guide to American Film Directors: The Sound Era, 1929-1979 / Larry Langman. 1981.
MLA-čujuhus (9. p.)A Guide to American Film Directors: The Sound Era, 1929-1979 / Larry Langman. 1981.
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