Zeiger, D. (1997). Endless skies of blue: The national library of poetry. Watermark.
Chicago-čujuhus (17. p.)Zeiger, Diana. Endless Skies of Blue: The National Library of Poetry. Owings Mills: Watermark, 1997.
MLA-čujuhus (9. p.)Zeiger, Diana. Endless Skies of Blue: The National Library of Poetry. Watermark, 1997.
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