Παραπομπή σε μορφή APA (7η εκδ.)
Meeting of the ECP/GR Forages Working Group (4th : 1991 : Budapest, Hungary), International Board for Plant Genetic Resources (IBPGR), & International Board for Plant Genetic Resources (IBPGR). (1993). Report of a Working Group on Forages: (fourth meeting) held in Budapest, Hungary. International Board for Plant Genetic Resources (IBPGR).
Παραπομπή σε μορφή Chicago (17η εκδ.)
Meeting of the ECP/GR Forages Working Group (4th : 1991 : Budapest, Hungary), International Board for Plant Genetic Resources (IBPGR), και International Board for Plant Genetic Resources (IBPGR). Report of a Working Group on Forages: (fourth Meeting) Held in Budapest, Hungary. International Board for Plant Genetic Resources (IBPGR), 1993.
Παραπομπή σε μορφή MLA (9th εκδ.)
Meeting of the ECP/GR Forages Working Group (4th : 1991 : Budapest, Hungary), et al. Report of a Working Group on Forages: (fourth Meeting) Held in Budapest, Hungary. International Board for Plant Genetic Resources (IBPGR), 1993.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.