Backley, Phillip. An introduction to element theory [electronic resource]/ Phillip Backley. - Edinburgh : Edinburgh University Press, c2011. - xiv, 210 p. : ill. ; 24 cm. ISBN: 0748637427 0748637435 9780748637423 9780748637430 Subjects--Topical Terms: Phonetics. LC Class. No.: P221 / .B155 2011