APA引文

Spyri, J. (2012). Heidi. Duke Classics.

Chicago Style (17th ed.) Citation

Spyri, Johanna. Heidi. Cleveland: Duke Classics, 2012.

MLA引文

Spyri, Johanna. Heidi. Duke Classics, 2012.

警告：這些引文格式不一定是100％准確.