APA-čujuhus (7. p.)
Gelb, I. J. (1963). A study of writing. University of Chicago Press.
Chicago-čujuhus (17. p.)
Gelb, Ignace J. A Study of Writing. Chicago: University of Chicago Press, 1963.
MLA-čujuhus (9. p.)
Gelb, Ignace J. A Study of Writing. University of Chicago Press, 1963.
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