1.

図書

図書
by Nelson A. Miller, Harvey W. Huegy ; and associates E. R. Hawkins ... [et al.] ; under the direction of Walter F. Crowder
出版情報: Washington D.C. : U. S. Armed Forces War Department, 1945
シリーズ名: War Department education manual ; EM 987
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2.

図書

図書
prepared by members of the petroleum industry and Charles H. Sevin, under the direction of Walter F. Crowder
出版情報: [Washington, D.C.] : United States Armed Forces Institute, 1945
シリーズ名: War Department education manual ; EM 989
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