El Valle de Andorra. Edicion del Boletin de noticias.

Mode of access: Internet.

El valle de Andorra : zarzuela en tres actos /

Estrenada en Madrid en el teatro del Circo el 5 de noviembre de 1852.

Two quaint republics, Andorra and San Marino,

Mode of access: Internet.

Geographical guide to floras of the world : an annotated list with special reference to useful plants and common plant names : Part II, Western Europe : Finland, Sweden, Norway, Denmark, Iceland, Great Britain with Ireland, Netherlands, Belgium, Luxembourg, France, Spain, Portugal, Andorra, Monaco, Italy, San Marino, and Switzerland /

"Part I : Africa, Australia, North America, South America, and islands of the Atlantic, Pacific, and Indian Oceans" was issued as Miscellaneous publication no. 401.