Doctorow, E. (1975). Ragtime. Macmillan.
Chicago Style (17th ed.) ZitazioaDoctorow, E.L. Ragtime. London: Macmillan, 1975.
MLA (9th ed.) ZitazioaDoctorow, E.L. Ragtime. Macmillan, 1975.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
Doctorow, E. (1975). Ragtime. Macmillan.
Chicago Style (17th ed.) ZitazioaDoctorow, E.L. Ragtime. London: Macmillan, 1975.
MLA (9th ed.) ZitazioaDoctorow, E.L. Ragtime. Macmillan, 1975.