21
Published 2010
Springer US

22
Published 2010
Springer New York

23
Published 2010
Springer New York

24
Published 2009
Springer New York

25
Published 2010
Springer New York

26
Published 2009
Springer New York

27
Published 2011
Springer London

28
Published 2011
Springer New York

29
by Dakubo, Crescentia Y.
Published 2010
Springer New York

30
Published 2011
Springer US

31
Published 2011
Springer New York

32
Published 2011
Springer New York

33
Published 2008
Springer Netherlands

34
Published 2009
Springer New York

35
Published 2010
Springer New York

36
Published 2012
Springer New York

37
Published 2010
Springer New York

38
Published 2011
Springer New York

39
by Rifkin, Erik, Bouwer, Edward
Published 2007
Springer US

40
by Apostolopoulos, Yorghos
Published 2007
Springer US