Jeffrey, C. (1977). Biological nomenclature (2nd ed.). Edward Arnold.
Chicago Style aipamenaJeffrey, Charles. Biological Nomenclature. 2nd ed. London: Edward Arnold, 1977.
MLA aipamenaJeffrey, Charles. Biological Nomenclature. 2nd ed. Edward Arnold, 1977.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.