higher rank

Sources

• LYONS 1971 171, 206-207

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

• LYONS 1977 439

  LYONS, John. (1977) Semantics. Vols. 1 & 2. Cambridge : Cambridge University Press.

• RICHARDS etal. 1992 304

  RICHARDS, Jack, PLATT, J. & WEBER, H. (1992) Longman Dictionary of Language Teaching & Applied Linguistics. London: Longman.