(1981). Health care in the German Democratic Republic. Verlag Zeirt im Bild.
Chicagoスタイル(17版)引用形式Health Care in the German Democratic Republic. Dresden: Verlag Zeirt im Bild, 1981.
MLA(9版)引用形式Health Care in the German Democratic Republic. Verlag Zeirt im Bild, 1981.
警告: この引用は必ずしも正確ではありません.