Nikki Giovanni's official site has a biography, film credits, two bibliographies, and other useful information about the author and her accomplishments. (To access the topics, click on the three white lines on the upper right side of the page.)
Here is another biography done for children by ReadingRockets.org (a multimedia literacy initiative of WETA) for their "Meet the Author" web video series.
Listed below are a selection of works by Ms. Giovanni; these include poetry, prose and children's literature.
Chasing Utopia: a hybrid/Nikki Giovanni
Circulating Collection, 3rd floor
PS3557.I55 C47 2013
Rosa / Nikki Giovanni ; illustrated by Bryan Collier.
Youth Non-fiction, 3rd floor Youth alcove.323 G51
Racism 101 / Nikki Giovanni ; foreword by Virginia C. Fowler.
Circulating Collection, 3rd floorPS3557.I55 Z47 1994
Other works by Nikki Giovanni, including several autobiographical works, can be located in WorldCat Discovery using either the author's name or the call number PS3557.I55. Limit your search to "Shepherd University" to obtain results held at this library.