Gilchrist, H. L., & Matz, P. B. (1933). The residual effects of warfare gases.. U.S. Govt. print. off..
Cita Chicago Style (17a ed.)Gilchrist, H. L., y Philip Benjamin Matz. The Residual Effects of Warfare Gases.. Washington: U.S. Govt. print. off., 1933.
Cita MLA (8a ed.)Gilchrist, H. L., y Philip Benjamin Matz. The Residual Effects of Warfare Gases.. U.S. Govt. print. off., 1933.
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