APA

Latin American Newsletters, . (1993). Latin American Newsletters. Londres: Latin American Newsletters.

Chicago

Latin American Newsletters, . 1993. Latin American Newsletters. Londres: Latin American Newsletters.

Harvard

Latin American Newsletters, . (1993). Latin American Newsletters. Londres: Latin American Newsletters.

MLA

Latin American Newsletters, . Latin American Newsletters. Londres: Latin American Newsletters. 1993.