TY  - BOOK
AU  - Sigelam Carol K
AU  - Rider Elizabeth A
TI  - Human development across the Lifespan
SN  - 9781111343156
U1  - 155 SIG 
PY  - 2012///
CY  - UK
PB  - Wadsworth Cengage Learning
KW  - Human development Across the Lifespan
ER  -