TY  - BOOK
AU  - Lash, Jay.
AU  - Whittaker, J. Richard,
TI  - Concepts of development
SN  - 0878934502
AV  - QH491 .L37
U1  - 574.3 
PY  - 1974///
CY  - Stamford, Conn.
PB  - Sinauer Associates
KW  - Developmental biology
N1  - Includes bibliographical references and index
ER  -