APA (7e ed.) Bronvermelding

(1993). VIPP: Visualisation in Participatory Programmes : a manual for facilitators and trainers involved in participatory group events. UNICEF.

Chicago (17e ed.) Bronvermelding

VIPP: Visualisation in Participatory Programmes : A Manual for Facilitators and Trainers Involved in Participatory Group Events. Bangladesh: UNICEF, 1993.

MLA (9e ed.) Bronvermelding

VIPP: Visualisation in Participatory Programmes : A Manual for Facilitators and Trainers Involved in Participatory Group Events. UNICEF, 1993.