The sun beats down : a novella of the Cuban revolution / Translated from the Spanish by Joseph M. Bernstein

Summerland sketches, … Mexico and Central America / Felix L. Oswald

Summerhill : pro y contra / por Nathan W. Ackerman [and others]

Summerhill : un punto de vista radical sobre la educación de los niños / A. S. Neill

Summary proccedings [sic] of the Conference on Development Financing in Latin America and the Caribbean, COFINDE, Mexico75

Summary of veterinary regulations : imports and exports, Central and South America. Abrégé des réglementations vétérinaires. Importations et exportations, Amerique centrale et du Sud. Resumen de reglamentaciones veterinarias; importaciones y exportaciones

Summary of ten lectures on Ecuadorian art / by José Gabriel Navarro

Summaries of the presentations delivered at the 4th Export Promotion Training Course under the sponsorship of the Italian Foreign Trade Ministry : Rome, 20th January – 28th March 1975 / Istituto italiano per il commercio estero ; in cooperation with ITC-U

Summaries of the presentations delivered at the 3rd Export Promotion Training Course under the sponsorship of the Italian Foreign Trade Ministry

Summa poética / Nicolás Guillén ; edición de Luis Iñigo Madrigal