MLA

Boyes-Braem, Penny, Yvan Lebrun, and Filip Loncke. Recent Research On European Sign Languages. Lisse: Swets & Zeitlinger, 1984.

APA

Boyes-Braem, P., Lebrun, Y., & Loncke, F. (1984). Recent research on European sign languages. Lisse: Swets & Zeitlinger.

Chicago

Boyes-Braem, Penny ed., Yvan Lebrun ed., and Filip Loncke ed. Recent Research On European Sign Languages. Lisse: Swets & Zeitlinger, 1984.