LEADER 00000nam 2200193 a 4500 001 18189180 003 UkHlHU 007 t 008 000 020 0205321623 040 UkHlHU 100 1 Berk, Laura E. 245 10 Observation guide for development through the lifespan in action /|cprepared by Laura E. BErk and Dorothy Welty- Rodriguez. 250 2nd ed. 260 Boston :|bAllyn and Bacon,|c2001. 300 91p. 650 0 Education. 700 1 Welty-Rodriguez, Dorothy. 936 UCS bib. record
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