TY  - BOOK
AU  - Wellbeloved, Sophia
TI  - Gurdjieff: the key concepts 
SN  - 0-415-24898-1
U1  - 197 W4584 Gu 
PY  - 2003///
CY  - London
PB  - Routledge
KW  - Gurdjieff, Georges Ivanovich,1872-1949
ER  -