Bao, Zhiming. (1999). The structure of tone. New York: Oxford University Press. ISBN 0-19-511880-4.
Chen, Matthew Y. 2000. Tone Sandhi: patterns across Chinese dialects. Cambridge, England: CUP ISBN 0-521-65272-3
Clements, George N.; Goldsmith, John (eds.) (1984) Autosegmental Studies in Bantu Tone. Berlin: Mouton de Gruyer.
Fromkin, Victoria A. (ed.). (1978). Tone: A linguistic survey. New York: Academic Press.
Halle, Morris; & Stevens, Kenneth. (1971). A note on laryngeal features. Quarterly progress report 101. MIT.
Haudricourt, André-Georges. (1954). "De l'origine des tons en vietnamien". Journal Asiatique, 242: 69–82.
Haudricourt, André-Georges. (1961). "Bipartition et tripartition des systèmes de tons dans quelques langues d'Extrême-Orient". Bulletin de la Société de Linguistique de Paris, 56: 163–180.
Hombert, Jean-Marie; Ohala, John J.; Ewan, William G. (1979). "Phonetic explanations for the development of tones". Language. 55 (1): 37–58. doi:10.2307/412518. JSTOR412518.
Hyman, Larry. 2007. There is no pitch-accent prototype. Paper presented at the 2007 LSA Meeting. Anaheim, CA.
Hyman, Larry. 2007. How (not) to do phonological typology: the case of pitch-accent. Berkeley, UC Berkeley. UC Berkeley Phonology Lab Annual Report: 654–685. Available online.
Kingston, John. (2005). The phonetics of Athabaskan tonogenesis. In S. Hargus & K. Rice (Eds.), Athabaskan prosody (pp. 137–184). Amsterdam: John Benjamins Publishing.
Maddieson, Ian. (1978). Universals of tone. In J. H. Greenberg (Ed.), Universals of human language: Phonology (Vol. 2). Stanford: Stanford University Press.
Michaud, Alexis. (2008). Tones and intonation: some current challenges. Proc. of 8th Int. Seminar on Speech Production (ISSP'08), Strasbourg, pp. 13–18. (Keynote lecture.) Available online.
Odden, David. (1995). Tone: African languages. In J. Goldsmith (Ed.), Handbook of phonological theory. Oxford: Basil Blackwell.
Pike, Kenneth L. (1948). Tone languages: A technique for determining the number and type of pitch contrasts in a language, with studies in tonemic substitution and fusion. Ann Arbor: The University of Michigan Press. (Reprinted 1972, ISBN 0-472-08734-7).
Wee, Lian-Hee (2008). "Phonological Patterns in the Englishes of Singapore and Hong Kong". World Englishes. 27 (3/4): 480–501. doi:10.1111/j.1467-971X.2008.00580.x.
Yip, Moira. (2002). Tone. Cambridge textbooks in linguistics. Cambridge: Cambridge University Press. ISBN 0-521-77314-8 (hbk), ISBN 0-521-77445-4 (pbk).
