1. Inactive Prednisone Tablets U.S.P. XVI
2. United States Pharmacopeia, 18th revn., Mack Publishing Co., Easton, Pa., 1970, p. 536.
3. Biopharmaceutics and Relevant Pharmacokinetics, Drug Intelligence Publications, Hamilton, Ill., 1971, pp. 140–147.
4. Biopharmaceutics and Relevant Pharmacokinetics pp. 125–132.