Algunas aves del río Apaporis
By: por Armando Dugand.
Series: Lozania ;; no. 4
Publisher: Instituto de Ciencias Naturales, Universidad Nacional
Published: 1952
Place of publication: Bogotá
Language: spa
Number of pages: 12
Subjects: Birds -- Colombia -- Apaporis River.
Notes: Caption title.
At head of title: Ornitología.
Errata slip inserted.