Harvey, K. s. d. B. W. (1992). Butterfly. Grijalbo.
Cita Chicago Style (17a ed.)Harvey, Kathryn seud. de Barbara Wood. Butterfly. Buenos Aires: Grijalbo, 1992.
Cita MLA (9a ed.)Harvey, Kathryn seud. de Barbara Wood. Butterfly. Grijalbo, 1992.
警告：这些引文格式不一定是100％准确.