TY  - BOOK
AU  - Riso,Don Richard
AU  - Hudson,Russ
TI  - Understanding the enneagram: the practical guide to personality types 
SN  - 0618004157
U1  - 155.26 
PY  - 2000///
CY  - Boston
PB  - Houghton Mifflin
KW  - Tipos psicológicos
N1  - Incluye bibliografia (p. [382]-386)
UR  - http://www.loc.gov/catdir/toc/hm021/99053622.html
ER  -