6. Difference matters: communicating social identity Allen, Brenda J. Long Grove, Ill. : Waveland Press, c2011. GEB112
7. Single-case research designs: methods for clinical and applied settings Kazdin, Alan E. New York ; Oxford University Press, 2011. CP607
8. Land and the ruling class in Hong Kong Poon, Alice, 1951- Singapore : Enrich Professional Pub., c2011. HIST463 EBSCOhost
