(1993). VIPP: Visualisation in Participatory Programmes : a manual for facilitators and trainers involved in participatory group events. UNICEF.
Citazione stile Chigago Style (17a edizione)VIPP: Visualisation in Participatory Programmes : A Manual for Facilitators and Trainers Involved in Participatory Group Events. Bangladesh: UNICEF, 1993.
Citatione MLA (9a ed.)VIPP: Visualisation in Participatory Programmes : A Manual for Facilitators and Trainers Involved in Participatory Group Events. UNICEF, 1993.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.