Muhammad Ali, who once was Cassius Clay.
APA Citation
Cottrell, J. (19681967). Muhammad Ali, who once was Cassius Clay. New York: Funk & Wagnalls.
MLA Citation
Cottrell, John. Muhammad Ali, Who Once Was Cassius Clay. New York: Funk & Wagnalls, 19681967.
Warning: These citations may not always be complete (especially for serials).