APA(7版)引用形式

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

Chicagoスタイル(17版)引用形式

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

MLA(8版)引用形式

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

警告: この引用は必ずしも正確ではありません.