TY  - BOOK
AU  - Cohen,Jack
TI  - Reproduction
SN  - 0408707984
AV  - QP 251 .C62 1977
U1  - 591.1/6 
PY  - 1977///
CY  - London, Boston
PB  - Butterworth
KW  - Reproduction
N1  - Includes index; Bibliography: p. 293-308
ER  -