APA-čujuhus (7. p.)
Sumner, P. (1995). Crosswords. The Women's Press.
Chicago-čujuhus (17. p.)
Sumner, Penny. Crosswords. London: The Women's Press, 1995.
MLA-čujuhus (9. p.)
Sumner, Penny. Crosswords. The Women's Press, 1995.
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