(1976). Earthquakes [kasetvideo]. Milton Keynes : Open University.
芝加哥风格引文Earthquakes [kasetvideo]. Milton Keynes : Open University, 1976.
MLA引文Earthquakes [kasetvideo]. Milton Keynes : Open University, 1976.
警告：这些引文格式不一定是100％准确.
APA引文