Summer Institute of Linguistics, Farr, C. J., & Farr, J. B. (1980). Korafe rika da book = Korafe bird book. Summer Institute of Lingustics.
Citazione stile Chigago Style (17a edizione)Summer Institute of Linguistics, Cynthia J.M Farr, e James B. Farr. Korafe Rika Da Book = Korafe Bird Book. Ukarumpa: Summer Institute of Lingustics, 1980.
Citatione MLA (9a ed.)Summer Institute of Linguistics, et al. Korafe Rika Da Book = Korafe Bird Book. Summer Institute of Lingustics, 1980.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.