Willging, E. P., & Hatzfeld, H. (1960). Catholic serials of the nineteenth century in the United States: A descriptive bibliography and union list. Catholic University of America Press.
Chicago Style (17th ed.) CitationWillging, Eugene P., and Herta Hatzfeld. Catholic Serials of the Nineteenth Century in the United States: A Descriptive Bibliography and Union List. Washington, D. C.: Catholic University of America Press, 1960.
MLA (8th ed.) CitationWillging, Eugene P., and Herta Hatzfeld. Catholic Serials of the Nineteenth Century in the United States: A Descriptive Bibliography and Union List. Catholic University of America Press, 1960.
Warning: These citations may not always be 100% accurate.