Wilkins, David Language and Cognition Group, MPI for Psycholinguistics, Max Planck Society;
Wilkins, D. (2001). The 1999 demonstrative questionnaire: “This” and “that” in comparative perspective. In S. C. Levinson, & N. J. Enfield (Eds.), Manual for the field season 2001 (pp. 149-163). Nijmegen: Max Planck Institute for Psycholinguistics.