61
by Chen, Richard
Published 2007
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62
by Asch, Timothy
Published 1974
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63
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Published 2005
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64
by Brown, James B.
Published 2009
Documentary Educational Resources (DER)

65
by Henman, Peter
Published 1983
Documentary Educational Resources [distributor]

66
by Caswell, Mark
Published 2008
Documentary Educational Resources

67
by Norelli, Gianfranco
Published 2004
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68
by Asch, Timothy
Published 1990
Documentary Educational Resources

69
by Borelli, Caterina
Published 2008
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70
by Rivas, Rebecca S.
Published 2006
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71
by Aubrey, David
Published 2006
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72
by Ru
Published 2000
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73
by Hallacy, Jeanne
Published 2005
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74
by Otto, Ton
Published 2009
Documentary Educational Resources (DER)

75
by Bishop, John Melville
Published 2003
Documentary Educational Resources (DER)

76
Published 1994
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77
by De Agostini, Alberto
Published 2007
Documentary Educational Resources (DER)

78
by Carelli, Vincent
Published 2007
Documentary Educational Resources

79
by Brigard, Emile de
Published 2007
Documentary Educational Resources

80
by Hallacy, Jeanne
Published 2002
Documentary Educational Resources