Shneiderman, Ben: ‘Foreword’. In: Your Wish is My Command – Programming By Example. Ed. Lieberman, Henry. San Diego: Morgan Kaufmann, 2000. p. v-viii.
Shneiderman, Ben: ‘Foreword’. In: Your Wish is My Command – Programming By Example. Ed. Lieberman, Henry. San Diego: Morgan Kaufmann, 2000. p. v-viii.