APA

Mercado R., Guarda M. E., Guerra H., Lobos M., Ferrada C., Arias B., Sandoval L. & Schenone H. (19900117). [Intestinal protozoa and helminths: frequency of infection, nutritional status and digestive manifestations in children at boarding houses and a day care center in Santiago, Chile . 1988]. : Boletin chileno de parasitologia.

Chicago

Mercado R, Guarda M E, Guerra H, Lobos M, Ferrada C, Arias B, Sandoval L and Schenone H. 19900117. [Intestinal protozoa and helminths: frequency of infection, nutritional status and digestive manifestations in children at boarding houses and a day care center in Santiago, Chile . 1988]. : Boletin chileno de parasitologia.

Harvard

Mercado R., Guarda M. E., Guerra H., Lobos M., Ferrada C., Arias B., Sandoval L. and Schenone H. (19900117). [Intestinal protozoa and helminths: frequency of infection, nutritional status and digestive manifestations in children at boarding houses and a day care center in Santiago, Chile . 1988]. : Boletin chileno de parasitologia.

MLA

Mercado R, Guarda M E, Guerra H, Lobos M, Ferrada C, Arias B, Sandoval L and Schenone H. [Intestinal protozoa and helminths: frequency of infection, nutritional status and digestive manifestations in children at boarding houses and a day care center in Santiago, Chile . 1988]. : Boletin chileno de parasitologia. 19900117.