Fernandez de Lizardi, Jose Joaquin; edited and introduction by Jefferson Rea Spell.
Water and Sanitation for Health Project (U.S.)
Wasson, Chester R.
Baring, Maurice, and Laura Lovat.
Nerfin, Marc, ed.; Cardoso, Fernando Henrique, et al.; traduccin de Miguel G. Murphy
Kretzschmar, William A., ed.
Jorgenson, Dale Weldeau; Yun, Kun-Young
Tasman, Allan; Riba, Michelle B.; Silk, Kenneth R.
National Research Council
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