Harrison, B. R., & Lachapelle, R. (1990). Measures of mother tongue vitality for non-official languages in Canada (1986). [Ottawa]: Multiculturalism and Citizenship Canada.
Chicago Style CitationHarrison, Brian R., and Réjean Lachapelle. Measures of Mother Tongue Vitality for Non-official Languages in Canada (1986). [Ottawa]: Multiculturalism and Citizenship Canada, 1990.
MLA CitationHarrison, Brian R., and Réjean Lachapelle. Measures of Mother Tongue Vitality for Non-official Languages in Canada (1986). [Ottawa]: Multiculturalism and Citizenship Canada, 1990.