Citação APA (7ª ed.)

Aspen Emphysema Conference & Chronic Respiratory Diseases Control Program (U.S.). (1969). Current research in chronic respiratory disease: Proceedings. U.S. Chronic Respiratory Diseases Control Program; [for sale by the Supt. of Docs., U.S. Govt. Print. Off., Washington.

Citação do estilo Chicago (17ª ed.)

Aspen Emphysema Conference e Chronic Respiratory Diseases Control Program (U.S.). Current Research in Chronic Respiratory Disease: Proceedings. Arlington, Va.: U.S. Chronic Respiratory Diseases Control Program; [for sale by the Supt. of Docs., U.S. Govt. Print. Off., Washington, 1969.

Citação MLA (8ª ed.)

Aspen Emphysema Conference e Chronic Respiratory Diseases Control Program (U.S.). Current Research in Chronic Respiratory Disease: Proceedings. U.S. Chronic Respiratory Diseases Control Program; [for sale by the Supt. of Docs., U.S. Govt. Print. Off., Washington, 1969.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.