TY - GEN AU - Mayer, Richard AU - Sims, Valerie TI - For whom is a picture worth a thousand words? extensions of a dual-coding theory of multimedia learning KW - Psicologia e Educacao KW - 3500 - Psicologia Educacional UR - https://catalogo.ispa.pt/opac/biblioteca/localizacao_doc/r4.htm ER -