MLA

Pike, Gustavus D. The Jubilee Singers : and Their Campaign for Twenty Thousand Dollars. Lee and Shepard ; Lee Shepard and Dillingham, 1873. https://collections.library.yale.edu/catalog/2055083.

APA, 6th edition

Pike, G. D. (1873). The Jubilee Singers : and their campaign for twenty thousand dollars [Biography]. Lee and Shepard ; Lee Shepard and Dillingham. https://collections.library.yale.edu/catalog/2055083.