edited by Pierre Philippot, Robert S. Feldman
Lawrence Erlbaum , 2004
Buku Teks
Cambridge University Press, 2004
Buku Teks
edited by Marilynn B. Brewer and Miles Hewstone
Blackwell, 2004
Buku Teks
Guilford Publications, 2014
Buku Teks
Fakultas Psikologi Universitas Indonesia, 2013
UI - Skripsi (Membership)