^DE 1079042, Batres E, Bowers A, Djerassi C, Kincl FA, Mancera O, Ringold HJ, Rosenkranz J, Zaffaroni A, "6α-Chloro- or 6α-fluoro-1,4-pregnadiene-3,20-diones.", issued 1960.
^Budavari S, ed. (1989). "2157: Chloroprednisone". The Merck Index: An Encyclopedia of Chemicals, Drugs, and Biologicals (11th, centennial ed.). Rahway, N.J., U.S.A.: Merck. ISBN978-0-911910-28-5.
^Roberts AD (1991). Dictionary of Steroids: Chemical Data, Structures, and Bibliographies. Vol. 1. CRC Press. p. 108.