MLA

Howe, Susan, 1937-. David von Schlegell cover design for Howe’s chapbook Chanting at the Crystal Sea, circa 1975. 76 (Broadside). 1959-1976, undated. https://collections.library.yale.edu/catalog/16867323.

APA, 6th edition

Howe, Susan, 1937-. (["76 (Broadside)"])(1959-1976, undated)[David von Schlegell cover design for Howe’s chapbook Chanting at the Crystal Sea, circa 1975]. https://collections.library.yale.edu/catalog/16867323.