In the reference list, include the page range for the chapter or part. In the text, cite specific pages.
Reference List Entry
Thoreau, Henry David. 2016. “Walking.” In The Making of the American Essay, edited by John D’Agata, 167–95. Minneapolis: Graywolf Press.
(Thoreau 2016, 177–78)
In some cases, you may want to cite the collection as a whole instead.
D’Agata, John, ed. 2016. The Making of the American Essay. Minneapolis: Graywolf Press.
(D’Agata 2016, 177–78)
For more details, see 15.36 and 15.42 in The Chicago Manual of Style.