Gaya APA
Kurath, H., David, R, I, M. (1961).
The Pronunciation of English in the atlantic States : Based upon the collections of the lingungistic atlasof the eastern united staes. .
USA:
University of Michigan.
Gaya MLA
Kurath, Hans., David, Raven, I., Mc.
"The Pronunciation of English in the atlantic States : Based upon the collections of the lingungistic atlasof the eastern united staes.".
USA:
University of Michigan,
1961.
Text.