Παραπομπή σε μορφή APA (7η εκδ.)

European Cooperative Programme For Crop Genetic Resources Networks & International Board for Plant Genetic Resources. (1993). Report of a working group on forages (fourth meeting) held in Budapest, Hungary 28-30 October 1991. IBPGR.

Παραπομπή σε μορφή Chicago (17η εκδ.)

European Cooperative Programme For Crop Genetic Resources Networks και International Board for Plant Genetic Resources. Report of a Working Group on Forages (fourth Meeting) Held in Budapest, Hungary 28-30 October 1991. Rome: IBPGR, 1993.

Παραπομπή σε μορφή MLA (8th εκδ.)

European Cooperative Programme For Crop Genetic Resources Networks και International Board for Plant Genetic Resources. Report of a Working Group on Forages (fourth Meeting) Held in Budapest, Hungary 28-30 October 1991. IBPGR, 1993.