TY - BOOK T1 - Authentic happiness : using the new positive psychology to realize your potential for lasting fulfillment A1 - Seligman, Martin LA - English PP - New York PB - Free Press YR - 2002 ED - 1st edition UL - https://colectivo.uloyola.es/Record/L213939 OP - 321 SN - 9780743222983 KW - Optimismo KW - Felicidad KW - PsicologĂ­a positiva ER -