Harte, B. (1903). A sappho of green springs: The four guardians of lagrange Peter Schroeder. New York: P. F. Collier.
Chicago Style aipamenaHarte, Bret. A Sappho of Green Springs: The Four Guardians of Lagrange Peter Schroeder. New York: P. F. Collier, 1903.
MLA aipamenaHarte, Bret. A Sappho of Green Springs: The Four Guardians of Lagrange Peter Schroeder. New York: P. F. Collier, 1903.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.