Willett, E. R. (1968). Fundementals of Securities Markets. Appleton-Century-Crofts.
Chicago Style aipamenaWillett, Edward R. Fundementals of Securities Markets. New York: Appleton-Century-Crofts, 1968.
MLA aipamenaWillett, Edward R. Fundementals of Securities Markets. Appleton-Century-Crofts, 1968.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.