Williams, H. R., & Meyers, C. J. (1957). Oil and gas terms: Annotated manual of legal engineering tax words and phrases. Banks.
Lua i Stíl Chicago (17ú heag.)Williams, Howard R., agus Charles J. Meyers. Oil and Gas Terms: Annotated Manual of Legal Engineering Tax Words and Phrases. Albany: Banks, 1957.
Lua MLA (9ú heag.)Williams, Howard R., agus Charles J. Meyers. Oil and Gas Terms: Annotated Manual of Legal Engineering Tax Words and Phrases. Banks, 1957.
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