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Tablas taquimétricas para el sistema sexagesimal.

By Jordan, Frank Wilfred.
Buenos Aires : El Ateneo, 1967 .
255 p. ; 23 cm.

Invertebrate zoology /

By Kaestner, Alfred.
New York : Interscience, 1967 .
v.1 , Estado de la obra: Indialantic Rotary Club. | La biblioteca posee vol. 1: Porifera, Cnidaria, Platyhelminthes, Aschelminthes, Mollusca, Annelida and Related Phyla.

Taxonomy of flowering plants.

By Porter, C. L..
San Francisco : W. H. Freeman, 1967 , Glosario: p.442-458.