Gaya APA

Philip, E, B., Werth, R, N. (1978). Readings in historical phonology : Chapters in the theory of sound change . London: The Pennsylvania State University Press.

Gaya MLA

Philip, Editor, Baldi,., Werth, Ronald, N.. "Readings in historical phonology : Chapters in the theory of sound change". London: The Pennsylvania State University Press, 1978. Text.