overlap₃

Sources

• LYONS 1971 70-71

  LYONS, John. (1971) Introduction to Theoretical Linguistics. Cambridge: University Press. 

• HOCK 1986 658

  HOCK, Hans Henrich. (1986) Principles of Historical Linguistics. Berlin: Mouton de Gruyter.

• Clark & Clark 1977 490-491

  CLARK, Herbert H. & Eve V. (1977) Psychology and Language: An Introduction to Psycholinguistics. New York: Harcourt, Brace & Jovanovich.