Magnusson, Eva, author
Cambridge University Press, 2015
Buku Teks
edited by Cath Sulivan and Michael A. Forrester
Sage, 2019
Buku Teks
Larson, Richard C., 1943-, author
Prentice-Hall, 1981
Buku Teks
rdited by Jack P. Gibbs
D. Van Nostrand, 1967
Buku Teks
Hart, Chris, author
Sage Publications, 2007
Buku Teks