APA (7th ed.) Zitazioa
Shapiro, M. (1980). Hieroglyph of time: The Petrarchan sestina. University of Minnesota Press.
Chicago Style (17th ed.) Zitazioa
Shapiro, Marianne. Hieroglyph of Time: The Petrarchan Sestina. Minneapolis: University of Minnesota Press, 1980.
MLA (9th ed.) Zitazioa
Shapiro, Marianne. Hieroglyph of Time: The Petrarchan Sestina. University of Minnesota Press, 1980.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.