Literature Cited
- American Society of Brewing Chemists. Scientific Sounds; ASBC Newsletter 34 (2): 2(1974).
- American Society of Brewing Chemists. Report of Subcommittee on Free Amino Nitrogen. Proc. 1974, p. 34.
- Howard, G. A. J. Inst. Brew. 79: 315 (1973).
- Youden, W. J. Ind. Qual. Contr. 15 (11): 133 (1959); Reprinted in J. Qual. Technol. 4:29 (1972).