In the Holman Library catalog, or the KCLC catalog, you can try such keyword searches as:
poetry AND (collection* OR antholog*)
poetry AND Caribbean AND (collection* OR antholog*)
American poetry Indian authors
Joy Harjo
You may want to limit your search to ebooks.
Please note that many searches will return works of criticism and other undesired results, in addition to the literary works being sought. Culling will likely be required.
Writing Grandmothers: Africa Vs Latin America Vol 2 by 
American Women Poets in the 21st Century: Where Lyric Meets Language by 
Eleven More American Women Poets in the 21st Century by 