Bybee et al. 1994

Bybee, Joan L. and Perkins, Revere and Pagliuca, William. 1994. The evolution of grammar: Tense, aspect, and modality in the languages of the world. Chicago: University of Chicago Press.

@book{195,
  address        = {Chicago},
  author         = {Bybee, Joan L. and Perkins, Revere and Pagliuca, William},
  booktitle      = {The evolution of grammar: Tense, aspect, and modality in the languages of the world},
  publisher      = {University of Chicago Press},
  title          = {The evolution of grammar: Tense, aspect, and modality in the languages of the world},
  type           = {Bibliographical record},
  year           = {1994},
  LaTeX_cite_key = {Bybeeetal1994}
}