Hoerder, D., & Harzig, C. (1987). The immigrant labor press in North America 1840s-1970s: An annotated bibliography. Volume 3 : Migrants from Southern and Western Europe. New York [etc.]: Greenwood.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Hoerder, Dirk, و Christiane Harzig. The Immigrant Labor Press in North America 1840s-1970s: An Annotated Bibliography. Volume 3 : Migrants from Southern and Western Europe. New York [etc.]: Greenwood, 1987.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Hoerder, Dirk, و Christiane Harzig. The Immigrant Labor Press in North America 1840s-1970s: An Annotated Bibliography. Volume 3 : Migrants from Southern and Western Europe. New York [etc.]: Greenwood, 1987.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.