TY - BOOK AU - Berk Laura E. AU - Petersen Amy TI - Study guide for Berk developmental through lifesapn SN - 9780205321438 AV - BF 713 .B37 2001 CY - Boston PB - Allyn and Bacon KW - Developmental Psychology-study guide KW - Human development -study guide N1 - includes;answers to puzzles ER -