Havlik, R. Uvod do sociologie. Charles University In Pra.
芝加哥风格引文Havlik, Radomir. Uvod Do Sociologie. [Place of publication not identified]: Charles University In Pra.
MLA引文Havlik, Radomir. Uvod Do Sociologie. Charles University In Pra.
警告：这些引文格式不一定是100％准确.