Robinson, E. (2013). Blue heron: Poems. Center for Literary Publishing/Colorado State University.
Citace podle Chicago (17th ed.)Robinson, Elizabeth. Blue Heron: Poems. Fort Collins, Colo.: Center for Literary Publishing/Colorado State University, 2013.
Citace podle MLA (9th ed.)Robinson, Elizabeth. Blue Heron: Poems. Center for Literary Publishing/Colorado State University, 2013.
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