Παραπομπή σε μορφή APA (7η εκδ.)

Verhagen, K. (1984). Co-operation for survival: An analysis of an experiment in participatory research and planning with small farmers in Sri Lanka and Thailand. Koninklijk Instituut voor de Tropen (KIT).

Παραπομπή σε μορφή Chicago (17η εκδ.)

Verhagen, Koenraad. Co-operation for Survival: An Analysis of an Experiment in Participatory Research and Planning with Small Farmers in Sri Lanka and Thailand. Amsterdam: Koninklijk Instituut voor de Tropen (KIT), 1984.

Παραπομπή σε μορφή MLA (8th εκδ.)

Verhagen, Koenraad. Co-operation for Survival: An Analysis of an Experiment in Participatory Research and Planning with Small Farmers in Sri Lanka and Thailand. Koninklijk Instituut voor de Tropen (KIT), 1984.