Frumkin, A. (1940). In friling fun yidishn sotsyalizm: Zikhroynes fun a zshurnalist. A Frumkin yubiley komitet.
Chicagoスタイル(17版)引用形式Frumkin, Avraham. In Friling Fun Yidishn Sotsyalizm: Zikhroynes Fun a Zshurnalist. Nyu-York: A Frumkin yubiley komitet, 1940.
MLA(8版)引用形式Frumkin, Avraham. In Friling Fun Yidishn Sotsyalizm: Zikhroynes Fun a Zshurnalist. A Frumkin yubiley komitet, 1940.
警告: この引用は必ずしも正確ではありません.