Su ficha personal / Domingo Jorge Juan Selva

Su excelencia envió el informe / Silvina Bullrich

Su creación y desarrollo

Su alcuni aspetti fondamentali della fertilità : bilanci energetici, idrologici e nutritivi delle colture / Luciano Tombesi

Stylistics, linguistics, and literary criticism / by Sol Saporta [and others]

A study of the question of boundaries between the republics of Peru and Ecuador / by Don Vicente Santamaría de Paredes…Tr. by Harry Weston Van Dyke

A study of the Monastir dialect of Judeo-Spanish based on oral material collected in Monastir, Yugoslavia / Max A. Luria

A study of Maya art : its subject matter and historical development / by Herbert J. Spinden

The study of Latin American politics in university programs in the United States / [by] R.A. Gomez

The study of landforms : a textbook of geomorphology / by R. J. Small