Ringenberg, W. C. (1997). Holding the Line: The Telephone in the Old Order Mennonite and Amish Life. By Diane Zimmerman Umble. Baltimore, Md.: Johns Hopkins University Press, 1996. xix + 194 pp. Church history, 66(3), 640-641. doi:10.2307/3169532
Chicago Style (17th ed.) CitationRingenberg, William C. "Holding the Line: The Telephone in the Old Order Mennonite and Amish Life. By Diane Zimmerman Umble. Baltimore, Md.: Johns Hopkins University Press, 1996. Xix + 194 Pp." Church History 66, no. 3 (1997): 640-641, https://doi.org/10.2307/3169532.
MLA (8th ed.) CitationRingenberg, William C. "Holding the Line: The Telephone in the Old Order Mennonite and Amish Life. By Diane Zimmerman Umble. Baltimore, Md.: Johns Hopkins University Press, 1996. Xix + 194 Pp." Church History, vol. 66, no. 3, 1997, pp. 640-641, https://doi.org/10.2307/3169532.