(1981). Health care in the German Democratic Republic. Verlag Zeirt im Bild.
芝加哥风格引文Health Care in the German Democratic Republic. Dresden: Verlag Zeirt im Bild, 1981.
MLA引文Health Care in the German Democratic Republic. Verlag Zeirt im Bild, 1981.
警告：这些引文格式不一定是100％准确.