The Cambridge handbook of linguistic multi-competence
edited by Vivian Cook and Li Wei
Cambridge University Press, 2016
 Buku Teks SO
Anxiety and related disorders : a handbook
Benjamin B. Wolman, editor ; George Stricker, co-editor
John Wiley & Sons, 1994
 Buku Referensi
Anxiety and related disorders : a handbook
edited by Benjamin B. Wolman, George Stricker
John Wiley & Sons, 1994
 Buku Teks SO
The handbook of language and speech disorders
edited by Jack S. Damico, Nicole Muller and Martin J. Ball
Wiley-Blackwell, 2013
 Buku Teks SO
Handbook of autism and pervasive developmental disorders
edited by Donald J. Cohen, Fred R. Volkmar
John Wiley & Sons, 1997
 Buku Teks