张秀枫著. (2014). 坚硬的时光. 二十一世纪出版社.
Chicago Style (17th ed.) Citation张秀枫著. 坚硬的时光. 二十一世纪出版社, 2014.
MLA (8th ed.) Citation张秀枫著. 坚硬的时光. 二十一世纪出版社, 2014.
Warning: These citations may not always be 100% accurate.
APA (7th ed.) Citation