TY  - BOOK
AU  - Percus, J. K.
TI  - Combinatorial methods in developmental biology, 1975-76
T2  - Courant Institute lecture notes
U1  - 511.6 
PY  - 1977///
CY  - New York
PB  - New York University
N1  - "Notes by O. E. Percus"
ER  -