Atlas espeleológico de Venezuela
By: Eugenio de Bellard Pietri.
Series: Biblioteca de la Academia de Ciencias Físicas, Matemáticas y Naturales ;; v. 9
Publisher: [Academia de Ciencias Físicas, Matemáticas y Naturales]
Published: 1970
Place of publication: Caracas
Language: spa
Number of pages: 157
Subjects: Caves -- Venezuela.
Notes: Summary also in English, French, Italian and German.