Things ain't what they used to be : as featured by Duke Ellington and his orchestra
MLA
Ellington, Mercer, et al. Things Ain't What They Used to Be: As Featured by Duke Ellington and His Orchestra. New York: Tempo Music, Inc., 1943
APA, 7th edition
Ellington, M., Persons, T., Ellington, D., & Harris, A. (1943). Things ain't what they used to be: as featured by Duke Ellington and his orchestra. New York: Tempo Music, Inc
Chicago, 17th edition
Ellington, Mercer., Ted Persons, Duke Ellington, and Art Harris. Things ain't what they used to be: as featured by Duke Ellington and his orchestra. New York: Tempo Music, Inc., 1943