APA引文

Hughes, R. B. (1988). St. Edward's portraits. s.n.].

Chicago Style (17th ed.) Citation

Hughes, Richard Bennett. St. Edward's Portraits. [Austin? Tex.: s.n.], 1988.

MLA引文

Hughes, Richard Bennett. St. Edward's Portraits. s.n.], 1988.

警告：這些引文格式不一定是100％准確.