Bloch, H. P., & Geitner, F. K. (1985). Machinery component maintenance and repair. Gulf Pub. Co., Book Division.
Lua i Stíl Chicago (17ú heag.)Bloch, Heinz P., agus Fred K. Geitner. Machinery Component Maintenance and Repair. Houston: Gulf Pub. Co., Book Division, 1985.
Lua MLA (8ú heag.)Bloch, Heinz P., agus Fred K. Geitner. Machinery Component Maintenance and Repair. Gulf Pub. Co., Book Division, 1985.
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