TY  - BOOK
AU  - Trahan, Mary
TI  - Focus on Psychology. A Guide to Mastering Peter Gray's Psychology: Focus on Psychology
SN  - 0-7167-5163-1
U1  - 150 TRA 21st ed
PY  - 2002///
CY  - New Yhork
PB  - Worth Publishers 
KW  - Psychology
ER  -