APA-čujuhus (7. p.)
Warlick, H. C. (1979). Conquering loneliness. Word Books.
Chicago-čujuhus (17. p.)
Warlick, Harold C. Conquering Loneliness. Waco, Tex.: Word Books, 1979.
MLA-čujuhus (9. p.)
Warlick, Harold C. Conquering Loneliness. Word Books, 1979.
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