Gaya APA

Amberg, J, S., Vause, D, J. (2009). American english : history, structure, and usage / Julie S. Amberg dan Deborah J. Vause (cet 2). New York: Cambridge.

Gaya MLA

Amberg, Julie, S.., Vause, Deborah, J.. "American english : history, structure, and usage / Julie S. Amberg dan Deborah J. Vause". cet 2 New York: Cambridge, 2009. Buku.