Blyth, Carl; Recktenwald, Sigrid; Wang, Jenny (1990). "I'm like, "Say What?!": A New Quotative in American Oral Narrative". American Speech. 65 (3): 215–227. doi:10.2307/455910. ISSN0003-1283. JSTOR455910.
Tagliamonte, Sali A.; D'Arcy, Alexandra (2007-04-25). "Frequency and variation in the community grammar: Tracking a new change through the generations". Language Variation and Change. 19 (2). doi:10.1017/s095439450707007x. ISSN0954-3945. S2CID143126937.
Revaz, Françoise (2002). "Le présent et le futur historiques : des intrus parmi les temps du passé ?" [The historical present and future: intruders among the past tenses?]. Le Français Aujourd'hui (in French). 4 (139). Paris: Armand Colin-Dunod: 87–96. doi:10.3917/lfa.139.0087.
escholarship.org
Silver, Shirley (1966). The Shasta Language (PhD thesis). University of California, Berkeley.
Tagliamonte, Sali A.; D'Arcy, Alexandra (2007-04-25). "Frequency and variation in the community grammar: Tracking a new change through the generations". Language Variation and Change. 19 (2). doi:10.1017/s095439450707007x. ISSN0954-3945. S2CID143126937.
wikipedia.org
fr.wikipedia.org
Revaz, Françoise (2002). "Le présent et le futur historiques : des intrus parmi les temps du passé ?" [The historical present and future: intruders among the past tenses?]. Le Français Aujourd'hui (in French). 4 (139). Paris: Armand Colin-Dunod: 87–96. doi:10.3917/lfa.139.0087.
Blyth, Carl; Recktenwald, Sigrid; Wang, Jenny (1990). "I'm like, "Say What?!": A New Quotative in American Oral Narrative". American Speech. 65 (3): 215–227. doi:10.2307/455910. ISSN0003-1283. JSTOR455910.
Tagliamonte, Sali A.; D'Arcy, Alexandra (2007-04-25). "Frequency and variation in the community grammar: Tracking a new change through the generations". Language Variation and Change. 19 (2). doi:10.1017/s095439450707007x. ISSN0954-3945. S2CID143126937.
Mithun, Marianne (1999). The languages of native North America. Cambridge University Press. ISBN0521232287. OCLC40467402.