Southern African Development Community f) develop and promote institutions of cultural heritage such as libraries, museums and archives in support of the broad and specific objectives of this Protocol; and g) promote the use of indigenous languages, where they exist, for the promotion ofthe cultural identity of the Region. ARTICLE 12 LANGUAGE POLICY FORMULATION 1. State Parties shall formulate and implement language policies that aim at promoting indigenous languages for national socio-economic development, where such languages exist. 2. State Parties shall institute and put into practical effect policy measures that aim at encouraging the learning and wider use of the official languages of Member States and of the working languages of SADC. 3. State Parties shall encourage and promote the use of indigenous languages as medium of instruction, where such languages exist. 4. State Parties shall collaborate in the development of augmentative and alternative communication systems for people with impediments that negate communication. ARTICLE 13 PRESERVATION OF CULTURAL HERITAGE State Parties shall establish policy guidelines for the preservation and promotion of the cultural heritage of the Region in all its multi-farious facets formulated in close collaboration with relevant stakeholders, and shall seek to harmonise such guidelines in the interest of mutually beneficial integration ofthe Region. ARTICLE 14 CULTURAL INDUSTRIES 1. State Parties undertake to make cultural industries a major cornerstone of their national economies. 2. State Parties shall take such measures as are necessary in order to nurture, protect and promote their infant cultural industries. Protocol on Culture,Information and Sport 10