Ultan, Russell. 1978. The Nature of Future Tenses. In Greenberg, Joseph H. (ed.), Universals of Human Language, 83-123. Stanford: Stanford University Press.
@incollection{Ultan-1978,
address = {Stanford},
author = {Ultan, Russell},
booktitle = {Universals of Human Language},
editor = {Greenberg, Joseph H.},
pages = {83-123},
publisher = {Stanford University Press},
title = {The Nature of Future Tenses},
year = {1978}
}