Cita APA (7a ed.)

Specialty Conference on Performance of Earth and Earth-Supported Structures Purdue University & American Society of Civil Engineers. Soil Mechanics and Foundations Division. (1972). Proceedings. American Society of Civil Engineers.

Cita Chicago Style (17a ed.)

Specialty Conference on Performance of Earth and Earth-Supported Structures Purdue University y American Society of Civil Engineers. Soil Mechanics and Foundations Division. Proceedings. New York: American Society of Civil Engineers, 1972.

Cita MLA (8a ed.)

Specialty Conference on Performance of Earth and Earth-Supported Structures Purdue University y American Society of Civil Engineers. Soil Mechanics and Foundations Division. Proceedings. American Society of Civil Engineers, 1972.