El canal a nivel
By: Demóstenes Vergara Stanziola.
Publisher: s.n.
Published: 1982
Place of publication: [Panama
Language: spa
Subjects: Canals, Interoceanic -- Design and construction.; Panama Canal (Panama)
Notes: Includes bibliographical references.
Vol. 2 has also special title: Factibilidad económica, técnica y términos de referencia.