Citace podle APA (7th ed.)

Não informado. (1971). Petroleum Refining and Petrochemicals Literature Abstracts. American Petroleum Institute.

Citace podle Chicago (17th ed.)

Não informado. Petroleum Refining and Petrochemicals Literature Abstracts. New York: American Petroleum Institute, 1971.

Citace podle MLA (8th ed.)

Não informado. Petroleum Refining and Petrochemicals Literature Abstracts. American Petroleum Institute, 1971.

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