Dickinson, Emily, Emily Dickinson Poems: First and Second Series, edited by Thomas Wentworth Higginson and Mabel Loomis Tood, The World Publishing Company, 1992.

With a total of 1,775 poems, this is an authoritative
collection of all her work. The poems are thoughtfully
categorized and ordered.

Dickinson, Emily, Open Me Carefully: Emily Dickinson's Intimate Letters to Susan Huntington Dickinson, edited by Ellen Louise Hart and Martha Nell Smith, Paris Press, 1998.

This book contains the personal letters that Dickinson
sent to her sister-in-law. The letters have been
described as, at times, fierce and erotic. Susan was
one of Dickinson's rare friends as well as one of her
most valued readers of her poetry.

Farr, Judith, ed., Emily Dickinson: A Collection of Critical Essays, Prentice Hall, 1995.

This book provides a wider vision of what the critics
have to say about Dickinson's work. Whether you
agree or disagree with their conclusions, the...