Bongard, W. (1970). Is de moderne kunst corrupt ? Den Haag: Gaade.
芝加哥风格引文Bongard, Willi. Is De Moderne Kunst Corrupt ? Den Haag: Gaade, 1970.
MLA引文Bongard, Willi. Is De Moderne Kunst Corrupt ? Den Haag: Gaade, 1970.
警告：这些引文格式不一定是100％准确.
APA引文