Cita APA

Allahabadi, R., & Powell, G. H. 1. (1988). DRAIN-2DX user guide. Berkeley, Calif.: Earthquake Engineering Research Center, College of Engineering, University of Ca.

Citación estilo Chicago

Allahabadi, Rakesh, y Graham H. 1937- Powell. DRAIN-2DX User Guide. Berkeley, Calif.: Earthquake Engineering Research Center, College of Engineering, University of Ca, 1988.

Cita MLA

Allahabadi, Rakesh, y Graham H. 1937- Powell. DRAIN-2DX User Guide. Berkeley, Calif.: Earthquake Engineering Research Center, College of Engineering, University of Ca, 1988.