Cita APA (7th ed.)

Crane, R. T., & McEachren, J. W. (1905). The Valve world. Crane Co..

Cita Chicago (17th ed.)

Crane, Richard Teller, i Justin Wallace McEachren. The Valve World. Chicago, [Ill.]: Crane Co., 1905.

Cita MLA (8th ed.)

Crane, Richard Teller, i Justin Wallace McEachren. The Valve World. Crane Co., 1905.