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, and 秦立彦. 宽容: Tolerance. 北京联合出版公司, 2016.
MLA (8th ed.) Citation房龙 (Van Loon, Hendrik Willem, and 秦立彦. 宽容: Tolerance. 北京联合出版公司, 2016.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.