41
by Becker, Lawrence C.
Published 2012
Routledge

42
by Fisiak, Jacek
Published 2011
Collins

43
by Barnard, Alan
Published 2010
Routledge

44
by Reber, Arthur S.
Published 2012
Penguin Books

45
by Illingworth, Valerie
Published 2012
Penguin

46
by Nelson, R. D.
Published 2012
Penguin

47
by Allen, R. E.
Published 2012
Penguin

48
by Nelson, Robert S.
Published 2012
University of Chicago Press

49
by Lopez, Donald S.
Published 2012
University of Chicago Press

50
by Chapman, Antony J.
Published 2012
Routledge Reference

51
by Murray, Tim
Published 2012
ABC-CLIO

52
by Shumsky, Neil L.
Published 2012
ABC-CLIO

53
Published 2012
Merriam-Webster Inc.

54
by Hopkins, Brian
Published 2012
Cambridge University Press

55
by Hessenbruch, Arne
Published 2012
Fitzroy Dearborn

56
by Michie, Jonathan
Published 2012
Fitzroy Dearborn

57
by Shillington, Kevin
Published 2012
Fitzroy Dearborn

58
by Singer, Ronald
Published 2012
Fitzroy Dearborn Publishers

59
by Mai, Larry L.
Published 2012
Cambridge University Press

60
by Turner, Bryan S.
Published 2012
Cambridge University Press