Kaplan, Abby
Women talk more than men : --and other myths about language explained
Cambridge University Press, 2016
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Rosenthal, Norman E.
The emotional revolution: harsessing the power of your emotions for a more positive life
Citadel Press, 2002
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Blanchard, Ken
Full steam ahead! : unleash the power of vision in your work and in your life
Bareett Koehler, 2011
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Gans, Herbert J.
The urban villagers : group and class in the life of Italian-Americans
The Free Press, 1962
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Work more to earn more ? the mixed feelings of Europeans
 Artikel Jurnal