Spyri, J., Bland, C., & Clift, E. (1996). Heidi. Masterwork.
Cita Chicago Style (17a ed.)Spyri, Johanna, Celia Bland, 与 Eva Clift. Heidi. Chicago: Masterwork, 1996.
Cita MLA (9a ed.)Spyri, Johanna, et al. Heidi. Masterwork, 1996.
警告：这些引文格式不一定是100％准确.