1.
|
New York : Routledge, 2003.
|
2.
|
Cham : Palgrave Macmillan, 2017.
|
3.
|
Thousand Oaks, Calif. : Sage Publications, c1999.
|
4.
|
Singapore : Springer, 2021.
|
5.
|
Lanham, Maryland : Lexington Books, 2015. ©2015
|
6.
|
Thousand Oaks, Calif. : Sage Publications, c1999.
|
7.
|
Mankon, Bamdena : Langaa Research & Pub. CIG, 2013.
|
8.
|
Hershey, PA : Information Science Pub., c2004.
|