DOEBELIN, E. O. (1975). Measurement system: Application and design.-- Ed.Revisi. McGraw-Hill Kogakusha.
Lua i Stíl Chicago (17ú heag.)DOEBELIN, Ernest O. Measurement System: Application and Design.-- Ed.Revisi. Tokyo: McGraw-Hill Kogakusha, 1975.
Lua MLA (9ú heag.)DOEBELIN, Ernest O. Measurement System: Application and Design.-- Ed.Revisi. McGraw-Hill Kogakusha, 1975.
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