Дифтонг (Bulgarian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Дифтонг" in Bulgarian language version.

refsWebsite

Global rank Bulgarian rank

2,106^th place

1,650^th place

6^th place

11^th place

archive.org

Ngô Như Bình. Elementary Vietnamese. Boston, Massachusetts, Tuttle Publishing, 1999. ISBN 0-8048-3207-2.

google.de

books.google.de

John Laver. Principles of Phonetics. 1994. ISBN 9780521456555. с. 285.