房龙 (Van Loon, H. W., & 秦立彦. (2016). 宽容: Tolerance. 北京联合出版公司.
Chicago Style (17th ed.) Citation房龙 (Van Loon, Hendrik Willem, i 秦立彦. 宽容: Tolerance. 北京联合出版公司, 2016.
Cita MLA房龙 (Van Loon, Hendrik Willem, i 秦立彦. 宽容: Tolerance. 北京联合出版公司, 2016.
Atenció: Aquestes cites poden no estar 100% correctes.