Tesoro en vaso de barro, , Xlibris, Marianita Calderon,Poetry / Poems,Biography, Literature and Literary studies, Marianita Calderon, Tesoro en vaso de barro, Poetry,, , United States, en-UShttp://www.authorsolutions.comMarianita Calderon, Tesoro en vaso de barro, Poetry, [BLURB],[CITY],IN,books, ebooks, biblet, Book2look