References
- 1957 . American Conference of Governmental Industrial Hygienists. . AMA Arch. Ind. Health , 16 : 261
- Browning , E. 1953 . Toxicity of Industrial Organic Solvents. , New York : Chemical Publishing Co., Inc. .
- Carpenter , C. P. 1956 . AMA Arch. Ind. Health , 14 : 114
- Werner , H. W. and Mitchell , J. L. 1953 . Ind. and Eng. Chem., Anal. Ed. , 15 : 375