Algunas consideraciones sobre nuestro oriente amazónico y monografía del Cantón Gualaquiza.
Published: 1958
Place of publication: Cuenca
Language: spa
Number of pages: 109
Subjects: Morona-Santiago (Ecuador); Napo-Pastaza (Ecuador : Province); Zamora-Chinchipe (Ecuador : Province); Gualaquiza, (Ecuador : Canton)
Notes: With author's autograph.