Grit : the power of passion and perseverance /

Eitemau Tebyg

• Theories of personality
  gan: Hall, Calvin S and Lindzey, Gardner
  Cyhoeddwyd: (1985)
• Human personality
  gan: Singer, Jerome L
  Cyhoeddwyd: (1984)
• Personality development: Psycho-social measurement
  gan: Ahmad, M U
  Cyhoeddwyd: (2007)
• Personality development and communication skills
  gan: Sachin Gupta
  Cyhoeddwyd: (2009)
• Sukhi sarthak jeevan (h)
  gan: Sivadayal
  Cyhoeddwyd: (1994)