Warnke, Jan. Phase II Demographic Report: The English Population in the Quebec Census Metropolitan Area and the Québec-Chaudière-Appalaches Administrative Regions (1991 Statistics Canada Data). Quebec: Voice of English Quebec, 1996.

Warnke, Jan. Quebec Demographic Study: Final Report: The First Official Language Spoken - English Population Age Structure and Mobility. Quebec: Voice of English Quebec, 1997.

Warnke, Jan. Quebec Demographic Study 1996. Phase I, Summary of Results: New Trends and New Challenges: FOLS-English and FOLS-French, Age Structure and Mobility.. Quebec: JW Comm, for Voice of English Quebec, 1999.

Warnke, Jan. “Mobility and Migration – The Challenge to Community Vitality in the Eastern Townships of Quebec.” Journal of Eastern Townships Studies/Revue d’études des Cantons de l’Est No. 26 (Spring 2005): 65–79. http://www.etrc.ca/journal/jets-archive/.

Warnke, Jan. Population Characteristics of the English Mother Tongue Population in 126 Census Tracts Composing the Quebec Metropolitan Region: Final Report of the Demographic Research Project. Edited by Jan Warnke, Richard Walling, and Kevin Saville. Quebec: Voice of English Quebec, 1985.

Warnke, Jan, and Laura-Lee Bolger. Caractéristiques démographiques et sociales de la population anglophone de la région sociosanitaire de Chaudière-Appalaches (RSS-12) : recueil de tableaux et de cartes. [S.l.]: Réseau communautaire des services de santé et de services sociaux/Community Health and Social Services Network, 2006.

Warnke, Jan, and Laura-Lee Bolger. Caractéristiques démographiques et sociales de la population anglophone de la Région Sociosanitaire de Lanaudière (RSS-14) : recueil de tableaux et de cartes. [S.l.]: Réseau communautaire de services de santé et de services sociaux ; Community Health and Social Services Network, 2006.