Guía de la excursión /
| Corporate Author: | |
|---|---|
| Other Authors: | |
| Format: | Conference Proceeding Book |
| Language: | Spanish |
| Published: |
[Mexico, Distrito Federal] :
[El Congreso],
[1981]
|
| Subjects: |
| Item Description: | "Octubre 19-24, 1981." |
|---|---|
| Physical Description: | volumes : illustrations, maps ; 23 cm. |
| Bibliography: | Includes bibliographical references. |